Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
1. If people solve the problem of smoke from vehicles and factories, the air _____ pure and fresh.
A. is B. was C. will be D. would be
2. If you post false information on the Internet, you _____fined.
A. gets B. got C. would get D. will get
3. I believe that if all the people _____ the government’s instructions, we ____COVID-19 from spreading.
A. don’t follow/ will prevent
B. followed/ will prevent
C. follow/ would prevent
D. follow/ will prevent
4. Do you think there would be less conflict in the world if all people _____ the same language?
A. spoke B. speak C. had spoken D. will speak
5. If our schools are still closed because of the pandemic, we _____to study online.
A. wouldn’t B. would try C. tried D. will try
6. If I ____you, I ____many subjects online instead of playing video games.
A. was/ will study B. am/ will study C. were/ would study D. am/ would study
7. If people need more paper, more trees _____.
A. will cut down B. cut down C. will be cut down D. are cutting down
8. My English is not good. If I ___ English well, I ___ able to get a good job in a foreign company.
A. speak/ can be B. spoke / were C. speak/ were D. spoke/ would be
9. If everybody _____to the fight against COVID-19, we will win soon.
A. contribute B. contributes C. are contributing D. is contributed
10. If people protect the forest, a lot of trees _____.
A. will be preserved B. will preserve C. preserve D. would preserve
11. If you were me, what _____?
A. you would do B. will you do C. do you do D. would you do
12. People don’t trust him because he tells lies.
A. If he tells lies, people won’t trust him.
B. If he didn’t tell lies, people would trust him.
C. If he doesn’t tell lies, people will trust him.
D. If he told lies, people wouldn’t trust him.
13. The government limits travel and close contact among people, so we can prevent COVID-19 from spreading.
A. If the government didn’t limit travel and close contact among people, we couldn’t prevent COVID-19 from spreading.
B. If the government doesn’t limit travel and close contact among people, we can prevent COVID-19 from spreading.
C.If the government doesn’t limit travel and close contact among people, we could prevent COVID-19 from spreading.
D. If the government limited travel and close contact among people, we couldn’t prevent COVID-19 from spreading.
14. Wear a face mask when you are with many people, or you will be at risk.
A. If you wear a face mask when you are with many people, you will be at risk.
B. If you don’t wear a face mask when you are with many people, you will be at risk.
C. If you didn’t wear a face mask when you are with many people, you would be at risk.
D. If you don’t wear a face mask when you are with many people, you would be at risk.
18. We/ should/ maintain/ personal space/ avoid/ crowds/ if/ we/ want/ be/ safe/ now.
A. We should be maintained personal space and avoid crowds if we want to be safe now.
B. We should maintain personal space and avoid crowds if we want to be safe now.
C. We should maintain personal space and avoid crowds if we wanted to be safe now.
D. We should maintain personal space to avoid crowds if we want be safe now.
19. Her English/ not/ be/ rusty/ she/ used/ more often.
A. Her English wouldn’t be rusty if she uses it more often.
B. Her English wouldn’t be rusty if she has used it more often.
C. Her English wouldn’t be rusty if she is using it more often.
D. Her English wouldn’t be rusty if she used it more often.
20. If people/ solve/ problem/ smoke from vehicles, the air/ be pure and fresh.
A. If people solved the problem of smoke from vehicles, the air is pure and fresh.
B. If people solve the problem of smoke from vehicles, the air was pure and fresh.
C. If people solve the problem of smoke from vehicles, the air will be pure and fresh.
D. If people solve the problem of smoke from vehicles, the air would be pure and fresh.
1.Children get present ______ Christmas and ______ their birthday. (at ... at / on ... on / on ... at / at ... on)
2. If you are going to the post off ice, would you post a letter ______ me? (to / at / on / for)
3. The windows haven’t been cleaned ______ weeks. (ago / since / for / to)
4. We usually go to our home village at least once ______ the summer. (in / on / to / for)
5. He said that John ______ u p his job.
(has given / have given / had given / had to give)
6. When I saw Susan, she said she was taking her driving test ______. (today / the next day / tomorrow / the tomorrow)
7. My TV is broken. I wish it ______ soon. (would be repaired / is repaired / was repaired / will be repaired)
8. I have lived with my parents. I wish I ______ an apartment. (will have / had / would have / has)
9. Have you ever wished you ______ to ski when you were younger? (will learn / could learn / learn / can learn)
10. Sometimes he wishes he ______ a different career when he graduates. (can choose / choose / will choose / could choose)
11. Matthew said he was meeting a friend at the station later ______. (that day / yesterday / tomorrow / this today)
12. The astronauts have alrea dy been in orbit ______ two days. (since / for / till / to)
13. We have lunch from 12.00 ______ 1.00. Then we start again go on ______ 5.30. (to ... at / from ... to / to ... to / to ... till)
14. She said that she ______ to learn to drive.
(is going / go / goes / was going)
15. She asked me ______ I liked pop music. (if / that / what / when)
16. She said that she was going away for a few days and ______ phone me when she got back. (will / must / would / shall)
17. I’ve lived in this street ______. (in 1998 / for 1 998 / since 1998 / tomorrow)
18. I want two seats for Romeo and Juliet ______ Friday night. (on / in / at / to)
19. Our train arrived in York ______ 6.00. (in / for / on / at)
20. There was an accident at the crossroads ______ midnight last night. (at / fo r / on / in)
21. She said she ______ come to the party on Friday. (won’t / doesn’t / can’t / couldn’t)
22. I’m going to swim ______ Monday with Tom. (at / on / for / of)
23. If my watch is broken, I ______ buy a new one because I always need one. (have to / might / have / may)
24. I have got an awful headache. If I see a chemist’s, I ______ buy some aspirins. (must / might / may / should to)
25. I plan to travel around the world. If I don’t visit my father in Japan this year, I ______ go to the USA. (must / have / may / ought to)
26. If you want to get good grades, you ______ study hard. (must / ought / have to/ have)
27. Let’s wait ______ it stops raining. (until / for / to / since)
28. I have lived in this house ______. (ago six years / in six years / since six years / for six years)
29. Columbus discovered America ______ the 15th century. (in / since / for / on)
30. The course begins ______ 8 am ______ 5 pm. (from ... during / from ... since / from ... to / in ... to)
31. I fell asleep ______ the movie. (during / si nce / from / for)
32. Bill asked where ______ from. (do I come / did I come / I come / I came)
33. He wonders what ______ with my heavy luggage. (I will do / I would do / will I do / I do)
34. He said that he was coming ______. (tomorrow after / yesterday / the next day / following day)
35. You ______ go to university if you want to study medicine. (has to / will / must / ought)
36. If you want to loose weight, you ______ eat too many sweets. (might not / mustn’t / shouldn’t / may not)
37. She wishes she __ ____ a new bicycle. (can have / will have / has / could have)
38. I ______ it ______ rain so much in this city. (wishes ... didn’t / wish ... didn’t / wished ... don’t / wish ... don’t)
39. If you want to get well, you ______ see a doctor. (must / might / may / ou ght)
40. ______ you ever wish you ______ fly? (Did ... could / Do ... could / Do ... can / Did ... can)
41. If he doesn’t come soon, he ______ be late. (has / ought to / ought / might)
42. I wish I ______ on a beautiful sunny beach now. (would be lying / can be lying / can be lied / could be lying)
43. ______ he will change his job if he go to the USA. (Perhaps / Since / Recently / Lately)
44. He ______ someone ______ answer that telephone. It’s been ringing for about five minutes. (wish ... can / wish ... would / wi shes ... can / wishes ... would)
45. If the kitchen is in a mess, you ______ clean it. (will / might / ought to / may)
46. I wish you ______ so fast. It makes me nervous. (weren’t driving / can’t drive / won’t drive / will not drive)
47. The music next door is very loud. I wish they ______. (would turn it down / can turn down it / will turn it down / turn down it
1. you.would have caught..the train if you leave.had left...earlier last night (catch/leave)
2. I..will dance..with Ken if he .comes...to my party next Sunday(dance/come)
3. if Vicky .were..older, she..would be.able to drive a car (be/be)
4. if the wind.were...strong enough, we.would go...sailing, but i'm not sure (be/go)
5. i .would travel...around the world if i..won..a milion dollars(travel/win)
6..Would...you(study)..study..Engineering if you(be)..were.me?
7. the film was terribble! if i .had known..it was so bad, i.wouldn't have gone...to see it(know/not go)
8. if Greg..gets..up earlier, he.won't be...late for school, but he'll never change!(get/not be)
9. if i.had waited....longer last night i.would have seen..you(wait/see)
10.i think BMW cars are great. it i..had.enough money, i.would buy..one(have/buy)
11.we.wouldn't have..enough food to eat tomorrow unless you cooked...some more now(not have/cook)
12. maybe it will rain tomorrow. if it .rain...tomorrow we.won't have..a picnic(rain/not have)
13. this is the fire bell. if you..rang..that bell, the fire brigade..would come..(ring/come)
14. he skeaks too fast. i..would understand..him better if he..spoke..more slowly(understand/speak)
15. if i....that the traffic lights were red i ....(reaize/stop)
16. in winter you....cold if the sun....(feel/not shine)
17. it's a pity john isn't taller. if he...taller, he....a great basketball player(be/be)
18. if i....busy tonight,i.....you with your homework(not be/help)
19.what...you(do)....if you(win)..... the lottery last week?
20. sue enjoys her work. she....it if she...it(not do/not enjoy)
Choose the best answer to complete the following sentences.
1. Children get present ______ Christmas and ______ their birthday. (at ... at / on ... on / on ... at / at ... on)
2. If you are going to the post office, would you post a letter ______ me? (to / at / on / for)
3. The windows haven’t been cleaned ______ weeks. (ago / since / for / to)
4. We usually go to our home village at least once ______ the summer. (in / on / to / for)
5. He said that John ______ up his job. (has given / have given / had given / had to give)
6. When I saw Susan, she said she was taking her driving test ______. (today / the next day / tomorrow / the tomorrow)
7. My TV is broken. I wish it ______ soon. (would be repaired / is repaired/ was repaired / will be repaired)
8. I have lived with my parents. I wish I ______ an apartment. (will have / had / would / has)
9. Have you ever wished you ______ to ski when you were younger? (will learn / could learn / learn / can learn)
10. Sometimes he wishes he ______ a different career when he graduates. (can choose / choose / will choose / could choose)
11. Matthew said he was meeting a friend at the station later ______. (that day / yesterday / tomorrow / this today)
12. The astronauts have already been in orbit ______ two days. (since / for / till / to)
13. We have lunch from 12.00 ______ 1.00. Then we start again go on______ 5.30. (to ... at / from ... to / to ... to / to ... till)
14. She said that she ______ to learn to drive. (is going / go / goes /was going)
15. She asked me ______ I liked pop music. (if / that / what / when)
16. She said that she was going away for a few days and ______ phone me when she got back. (will / must / would / shall)
17. I’ve lived in this street ______. (in 1998 / for 1998 / since 1998 / tomorrow)
18. I want two seats for Romeo and Juliet ______ Friday night. (on / in / at / to)
19. Our train arrived in York ______ 6.00. (in / for / on / at)
20. There was an accident at the crossroads ______ midnight last night. (at / for / on / in)
21. She said she ______ come to the party on Friday. (won’t / doesn’t / can’t / couldn’t)
22. I’m going to swim ______ Monday with Tom. (at / on / for / of)
23. If my watch is broken, I ______ buy a new one because I always need one. (have to/ might / have / may)
24. I have got an awful headache. If I see a chemist’s, I ______ buy someaspirins. (must / might / may / should to)
25. I plan to travel around the world. If I don’t visit my father in Japan this year, I ______ go to the USA. (must / have / may / ought to)
26. If you want to get good grades, you ______ study hard. (must / ought / have / have)
27. Let’s wait ______ it stops raining. (until / for / to / since)
28. I have lived in this house ______. (ago six years / in six years / since six years / for six years)
29. Columbus discovered America ______ the 15th century. (in / since / for / on)
30. The course begins ______ 8 am ______ 5 pm. (from ... during / from ... since / from ... to / in ... to)
- 30. The course begins ______ 8 am ______ 5 pm. (from … during / from … since / from … to / in … to)
- 31. I fell asleep ______ the movie. (during / since / from / for)
- 32. Bill asked where ______ from. (do I come / did I come / I come / I came)
- 33. He wonders what ______ with my heavy luggage. (I will do / I would do / will I do / I do)
- 34. He said that he was coming ______. (tomorrow after / yesterday / the next day / following day)
- 35. You ______ go to university if you want to study medicine. (has to / will / must / ought)
- 36. If you want to loose weight, you ______ eat too many sweets. (might not / mustn’t / shouldn’t / may not)
- 37. She wishes she ______ a new bicycle. (can have / will have / has / could have)
- 38. I ______ it ______ rain so much in this city. (wishes … didn’t / wish … didn’t / wished … don’t / wish … don’t)
- 39. If you want to get well, you ______ see a doctor. (must / might / may / ought)
- 40. ______ you ever wish you ______ fly? (Did ... could / Do … could / Do … can / Did … can)
- 41. If he doesn’t come soon, he ______ be late. (has / ought to / ought / might)
- 42. I wish I ______ on a beautiful sunny beach now. (would be lying / can be lying / can be lied / could be lying)
- 43. ______ he will change his job if he go to the USA. (Perhaps / Since / Recently / Lately)
- 44. He ______ someone ______ answer that telephone. It’s been ringing for about five minutes. (wish … can / wish … would / wishes … can / wishes … would)
- 45. If the kitchen is in a mess, you ______ clean it. (will / might / ought to / may)
- 46. I wish you ______ so fast. It makes me nervous. (weren’t driving / can’t drive / won’t drive / will not drive)
- 47. The music next door is very loud. I wish they ______. (would turn it down / can turn down it / will turn it down / turn down it)
- 48. He will stay there ______ the beginning of the October. (for / to / until / on)
- 49. ______ afternoon, he feeds the chickens and collects their eggs. (The / In the / At / On)
- 50. What are you doing ______ weekend? (till this / the / in this / this)
Giúp mình gấp với!
1. A lot of people ( kill )were killed by AIDS recently. And I wish nobody ( die ) didn't die any more
2. If you ( not smoke )hadn't smoked so much, you wouldn't have such a bad cough
3. It ( be )was such a difficult question that they ( not answer )didn't answer it yesterday
4. Lan ( visit )would visit Sai Gon Water Park if she lived in HCM City
5. She wishes she ( not punish )hadn't punished yesterday
6. It ( take ) took me thirty minutes ( walk )to walk to school every day last week
7. Yesterday he ( go )went to the cinema after he ( finish ) had finished his homework
8. When Miss Brown ( look )looked out, she ( see )saw the children ( play )were playing near the pool
9. Someone ( make )was making coffee when I walked into the kitchen
10. They ( send )will send the money before they leave
1. A lot of people ( kill ) have been killed by AIDS recently. And I wish nobody would die ( die ) any more
2. If you ( not smoke ) didn't smoke so much, you wouldn't have such a bad cough
3. It ( be ) was such a difficult question that they ( not answer ) couldn't answer it yesterday
4. Lan ( visit ) would visit Sai Gon Water Park if she lived in HCM City
5. She wishes she ( not punish ) hadn't been punished yesterday
6. It ( take ) took me thirty minutes ( walk ) to walk to school every day last week
7. Yesterday he ( go ) went to the cinema after he ( finish ) had finished his homework
8. When Miss Brown ( look ) was looking out, she ( see ) saw the children ( play ) playing near the pool
9. Someone ( make ) had made coffee when I walked into the kitchen
10. They ( send ) send the money before they leave
11. A football match ( divide ) is divided into two equal part of forty - five minutes each
12. What would you ( do ) have done if I hadn't lent you the money?
13. If only I ( have ) had money, I ( lend ) would lend you some
14. Although we ( be ) have been in this village for a year so far, we ( not know ) haven't known many people yet, but by next door neighbors ( be ) was very helpful when we first ( move ) moved
15. He is going to have his house ( rebuild ) rebuilt
16. If I finish my research before Friday, I ( send ) will send it to my teacher
17. I think that if I learn enough vocabulary, I ( not have ) won't have any trouble using English
18. If you ( not eat ) don't eat breakfast tomorrow morning, you will get hungry during class
19. Sally would answer the phone if she ( be ) were in her office right now
20. If I had enough time now, I ( write ) would write to my parents
21. I wouldn't get wet if I ( remember ) remembered to take my umbrella with me
II/ Put the verbs in the brackets in to the correct form V/ TO V/ V-ing
1. I'm afraid Mr Pitt isn't in. Would you like (speak) to speak to his secretary'
2. I call Nhi but she pretended not to hear and went on(do)doing her work
3. My mother loves(cook) cooking
4. Dang,stop(talk) talking! The class is noisy just because of you
5. I am do the exercises carefully to avoid(make) making mistakes
6. I prefer(play) playing chess to going to the theater
7. Do you mind(move) to move your chair a bit side?
8. Have you finished(work) worked on yout project?
9. Do you enjoy(listen) listening to Pop music?
10.Quang has always hated(do) doing his homework
11. My brother spent hours.repairing....(repair) his motorbiker.
12. Don't forget to bring my dictionary when you .....come.....(come) back tomorrow.
13. You....will feel.....(feel) cold if the sun ....doesn't shine......(not shine) .
14. I'm tired after that long walk. I'm not used to....walking......(walk) so far.
15. Bill never carries money with him. He's afraid of ....robbing......(rob)
16. It is easy (be) to be wise after the event.
17. Do you (wish) wish (make)made a complaint?
18.We don't (want)want anybody (know)know that we are here.
19.If you can't (remember) remember his number you'd better (look)look it up.
20. I want her (learn)to learn Esperanto; I think everybody ought to (knowknow ) it?21. Visitors are asked (not feed)not to feed the animals.
III/ Combine these sentences with who , whom , which.
1. I thanked the woman. She helped me.
=> I thanked the woman who help me
2. She is the most intelligent woman. I’ve ever met this woman.
=> She is the most intelligent woman who I've ever met
3. The doctor is famous. You visited him yesterday.
=> The doctor is famous who you visited yesterday
4. Do you know the music? It is being played on the radio.
=> Do you know the music which is being played on the radio
5. These children are orphans. She is taking care of these children.
=> These children are orphans who she is taking care of
If you get on a bus or catch a train in Britain, especially during the morning or evening “rush hour”, when most people travel to and from work, you will see a lot of people with their hands in a newspaper. More daily newspapers, national and regional, are sold in Britain than in most other developed countries. A lot of people buy a morning paper, an evening paper and a couple of Sunday papers so it is not surprising to learn that national newspapers have a circulation of 15.8 million copies on weekdays and 17.9 million on Sundays.
1. Do Britain people read a lot of newpapers?
Yes, they do.
2. What will you see if you get on a bus in Britain ?
You will see a lot of people with their hands in a newspaper.
3. Why is there a circulation 15.8 million copies of national newspapers on weekdays?
Because a lot of people buy a morning paper, an evening paper and a couple of Sunday papers.
4. Are newspapers sold more in Britain than it most other developed countries?
Yes, they are.
5. How many copies are there on Sunday?
17.9 million.
6. What kinds of newspaper do you usually read?
I usually read 24h newspaper.
7.When do they read newspaper?
When they travel to and from work.
8. Do you usually read newspaper?
Yes, I do.
1 If I see him I (give)will give him a lift.
2 The table will collapse if you (stand)stand on it.
3 If he (eat)eats all that he will be ill.
4 If I find your passport I (telephone)wil telephone you at once.
5 The police (arrest)will arrest him if they catch him.
6 If he (read) reads in bad light he will ruin his eyes.
7 Someone (steal) will steal your car if you leave it unlocked.
8 What will happen if my parachute doesn't open (not open)?
9 If he (wash)washes my car I'll give him £10.
10 If she (need)needs a radio she can borrow mine.
11. If you (not go) don't go away I'll send for the police.
12. I'll be very angry if he (make)makes any more mistakes.
13. If he (be)is late we'll go without him.
14. She will be absolutely furious if she (hear)hears about this.
15. If you put on the kettle I (make)will make the tea.
16. If you give my dog a bone he (bury) will bury it an once.
17. If we leave the car here it (not be)will be in abybod's way.
18. He'll be late for the train if he (not start)doesn't start at once.
19. If you come late they (not let)don't let you in.
20. If he (go) goes on telling lies nobody will believe a world he says.
21. Unless he (sell) sells more he won't get much commission.
22. If I lend you Ł10 when you (repary)wiil repary me?
23. We'll have to move upstairs if the rivier (rise)rises any higher.
24. If he (work)works hard today can he have a holiday tomorrow?
25. Ice (turn)will turn to water if heat it.
26. If the house (burn)burns down we can claim compensation.
27. If you (not like)don't like this one I'll bring you another.
28. Unless you are more careful you (have)will have an accident.
29. Tell him to ring me up iy you (see)see him.
30. If I tell you a secret, you (promise)will promise not to tell it to anyone else?
31. If you (not believe)won't believe what I say, ask your mother.
32. If he (like) likes the house will he buy it?
33. If you will kindly sit down I (make)makes enquiries for you.
34. Unless I have a quiet room I (not be able)won't be able to do any work.
35. She won't open the door unless she (know)knows who it is.
36. Should you require anything else please (ring)ring the bell for the attendant
1 If I see him, I WILL GIVE him a lift.
2 The table will break if you SIT on it.
3 If he EATS all that, he will be ill.
4 If I find your passport, I will telephone you.
5 The police WILL ARREST him, if they catch him.
6 If he READS in bad light, he will ruin his eyes.
7 Someone WILL STEAL your car if you leave it unlocked.
8 What will happen if my parachute DOES NOT OPEN?
9 If he WASHES my car, I'll give him $10.
10 If she NEEDS a radio, she can borrow mine.
11 If you DO NOT GO away, I'll call the police.
12 I'll be very angry if he MAKES any more mistakes.
13 If he IS late, we'll go without him.
14 She will be absolutely furious if she HEARS about this.
15 If you put on the kettle, I WILL MAKE some tea.
16 If you give my dog a bone, he WILL BURY it.
17 If we leave the car here, it WON'T BE in anybody's way.
18 He'll be late for the train if he DOESN'T START at once.
19 If you come late, they WON'T LET you in.
20 If he GOES on telling lies, nobody will believe a word he says.
21 Unless he SELLS more, he won't get much commission.
22 If I lend you $10, when WILL you REPAY me?
23 We'll have to move upstairs if the river RISES any higher.
24 If he WORKS hard today, can he have a holiday tomorrow?
25 Ice TURNS to water if you heat it.
26 If the house BURNS down, we can claim compensation.
27 If you DON'T LIKE this one, I'll bring you another.
28 Unless you are more careful, you WILL HAVE an accident.
29 Tell him to ring me up if you WILL SEE him.
30 If I tell you a secret, WILL you PROMISE not to tell it to anyone else?
31 If you DON'T BELEIVE what I say, ask your mother.
32 If he LIKES the house, will he buy it?
33 If you kindly sit down, I WILL MAKE enquiries for you.
34 Unless I have a quiet room, I WON'T BE ABLE to do any work.
35 She won't open the door unless she KNOWS who it is.
36 Should you require anything else, please RING the bell for the attendant.
Ex. fill in the gaps with the correct verb tense of the verbs in brackets. make sure you the sentence í a first type conditional sentence
1, if the cable TV .......DOESN'T WORK......(not/work), we.........WILL RENT...(rent) a DVD
2, if the baby.......DOESN'T EAT..........(not/eat), we........WILL SEE.........(see) the doctor
3, if the t-shirt....SUITS.........(suit) me, i........WILL BUY.........(buy) it
4, if you..........CONTINUE......(continue) on a died, you........WILL GET..........(get) sick
5, if you.......ARE...........(be) a good listener, you.........WILL HAVE..........(have) many friend
6,if you.............AREN'T........(not/be) careful,you............WILL SPOIL.........(spoil) the machine
7, if she.....ISN'T.............(not/be) careful, she..........WON'T HAVE.............(not/have) enough money left
8, if you..........GET............(get) enough sleep, you .........WILL FEEL............(feel)healthier
9, my parents........WILL.GIVE.....(give) me a hug, if i ......ARRIVE.......(arrive) home early
10, if you ...............AREN'T .....(not/be) careful, you....WILL FALL........(fall)
11, if she .........EATS........(eat) that mayonnaise , she........WILL BE.............(be) sick
12, if they.............DON'T BEHAVE.....(not/behave), their parents.......WILL PUNISH........(punish) them
13, she..........WILL GO.....(go) on a trip if she .........HAS GOT........(have got) holidays in august
14,i............... WILL GET......(get) dehydrated if you...........DON'T DRINK.........(not/drink) more warter
15,if it .......IS.......(be) too much heat, i ......WILL TURN OFF..........(turn off) th air conditioning
16, you.........WILL UNDERSTAND..........(understand) conditional sentences if you...........PRACTISE.....(practise) carefully
17, we...........WILL DO......(do) this for you if you want
18, if we..........NEED.........(need) some help, we will ask
19, if peter stays with his grandparents, susan (not be).......WON'T BE............. happy
20, if we win the money, we (buy)........WILL BUY....... a new house
21, she (wrote).......WILL WRITE.......... to you if she leaves
16.what___would_you(do)__do__if you met an alien from other planet?
17.it's crowded here.I wish there(not be)___weren't_so many people
18.If you want to attract more customers,try_to advertise____(advertise) in the local paper
19.I'm afraid I'm not hungry.I (eat/already)__have already eaten____
20.When the storm (reach)__reaches___ this area tomorrow,it will bring great destructive force
For centuries,men(26)_____ the possibility of life on other planets and tried to prove its(27)_____.Even before the first space shuttle or probe was(28)____,stories of life on other planets and life invading our(29)____planet were published prolifically.(30)_____it's a desire to connect(31)_____others or a burning curiosity to know whether we are truly(32)____,the question of life on other planets(33)_____people from every walk of life.
26.A.cosider. B.are considering. C.have considered. D.considered
27.A.appearance. B.evidence C.condition. D.existence
28.A.gone. B.launched. C.seen. D.reported
29.A.connected B.belonged. C.own. D.related
30.A.whether. B.which. C.what. D.when
31.A.of. B.with. C.in. D.for
32.A.lonely. C.lively. C.freely. D.alone
33.A.fascinates. B.fascinating. C.to fascinate. D.that fascinates