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viết lại câu sao cho nghĩa không đổi
1. I do not buy it because I do not have enough money
--> If I had enough money , i would buy it
2. I am búy now, so I can not help you
--> If I weren't buying now , i could help you
3. There will be a shortage of water unless it rains
--> If it doesn't rain , there will be a shortage of water
4. John is fat because she eat many chips
--> If she didn't eat many chips , she wouldn't be fat
5. I will only help you if you promise to try harder
--> Unless you promise to try harder , i won't help you
6. If it does not rain soon, the srops will be lost
--> Unless it rains soon , the crops will be lost
7. I am very tired so I can not concentrate properly
--> If i weren't tired , i could concentrate properly
8.We do not have a garden , so we do not grow our own vegetables
--> If we had a garden , we would grow our own vegetables
9. He does not give you good advice because he is not your true friend
--> If he were your true friend , he would giv you good advice
10. We come late becavuse the rain is so havely
--> If the rain weren;t so heavy , we wouldn't come late
viết lại câu sao cho nghĩa không đổi
1. I do not buy it because I do not have enough money
--> If I had enough money, I would buy it.
2. I am búy now, so I can not help you
--> If I wasn't busy now, I could help you.
3. There will be a shortage of water unless it rains
--> If it didn't rain, there would be a shortage of water.
4. John is fat because she eat many chips
--> If she didn't eat many chips, she wouldn't be fat.
5. I will only help you if you promise to try harder
--> Unless you promise to try harder, I will not help you.
6. If it does not rain soon, the srops will be lost
--> Unless it rains soon, the srops will be lost.
7. I am very tired so I can not concentrate properly
--> If I wasn't very tired, I could concentrate properly.
8.We do not have a garden , so we do not grow our own vegetables
--> If we had a garden, we would grow our own vegetables.
9. He does not give you good advice because he is not your true friend
--> If he was your true friend, he would give you good advice.
10. We come late becavuse the rain is so havely
--> If the rain wasn't so heavy, we wouldn't come late.

11 i didn't eat lunch , i feel hungry now
=>if i had eaten lunch, I wouldn't have been hungry now
12 it hadn't rained , we would have a better crop
=>but for the rain, we would have a better crop
13 i only come if they invite me
=> unless they invite, I won't come
13 he didn't revise all his lessons , he failed the exam
=>if he had rivised all his lessons, he wouldn't have failed the exam
14 his sister sent her money , so he continued to study
=>but for his sister's money, he wouldn't have contrinued to study
15 the park is over there , only 5 minutes walk
=>if you walk for 5 minutes, you will find the park
16 in case it rain , we'll stay at home
=> if it rains, we'll stay at home
17 let me give you my advice . you should cut down on smoking right now
=> if i were you, I would cut down on smoking right now
18leave me alone or i'll call the police
=>unless you leave me alone, I won't call the police
19 if you arrive at the office earlier than i do , please turn on the air -conditioner
=> should you arrive at the office earlier than I do, please turn on the air-conditioner
\20 the children don't go to school in the snowy weather
=>if it doesn't snow, the children will go to school
21` he died so young otherwise , he would be a famous musician by now
=> had it not been for his dead, he would have been a famous musician by now
22 you must tell me the whole truth or i won't help you
=> unless you tell me the whole truth, I will help you
23 the car breaks down so often because you don't take good care of it
=> were i take good care of it, the car wouldn't break down so often
Nếu không hiểu câu nào thì bình luận ngay ở đây để mình giải thích chi tiết nhé.

11, If I had eaten lunch , I would feel hungry now
12, But for rain , we would have a better crop
13, Unless they invite me, I won’t come
13, If he had revised all his lessons, he wouldn’t have failed the exam
14, But for his sister’s money, he wouldn’t have continued to study
15, If you walk to the park, it will take you 5 minutes
16, If it rains, we’ll stay at home
17, If I were you, I would cut down on smoking right now
18, Unless you lave me alone , I'll call the police
19, Should you arrive at the ofice earlier than I do, please turn on the air-conditioner
20, If it snows , the children won't go to school
21, Had he not died so young , he would have been a famous musician by now
22, Unless you tell me the whole truth , I won't help you
23, Were I you , I would take good care of it
bài có 2 câu 13 nhé bạn !

IV. First conditional / future simple and simple present
1. I think she_ and join our party
A. won't come B. will come C.came D. comes
2. He'll be late for the train if he _ at once
A. won't start B. starts C. doesn't start D. didn't start
3. Unless I have a quiet room, I _ any work
A. can't do B. could do C. haven't done D. didn't do
4. If your girlfriend _ , you should try to help her
A. gets rid of B gets into trouble C. gets down D. gets away
5. If you eat too much fast food, you _ serious health problems
A. have B. will have C had D. would have
6. Will online learning _ our IT skills ? Yes , it will
A improve B improves C improving D improved
7 The patient will not recover unless he _ an operation
A had undergone B would undergo C undergoes D was undergoing
8 If it _ convenient let's go out for dinner tonight
A be B is C was D were
9 If we meet at 9:00 we _ plenty of time to talk
A have B is having C wil, have D had
10. this beach looks amazing ! I think we _ this place !
A are loving B are going to love C will love
11. I _ you to the airport tomorrow if you need someone to give you a lift
A take B am talking C will take
12. My plane _ at manchester airport at 8 p.m tomorrow evening
A lands B will land C landed
13. We have some ideas for what we want to do while we are here in scotland. If the weather is nice, we _ a mountain on one of the days.
A. climb B.are climbing C are going to climb
14 What shall I do today? I think I _ to the beach while the sun is out !
A go B am going C will go
15 I'm sorry but I cannot come to meal tonight. I _ work at 8 p.m tonight, so I _ arrive at the restaurant on time !
A. finish- will B will finish- will C finishes- will
16. If you tell me your secret , I promise I _ anyone !
A. am not telling B won't tell C am telling
17. I think the earth _ a lot war,er in 50 years
A is becoming B will become C becomes
18. I _ my friend in sicily sometime this year, but I'm not sure when
A am visting B am going to visit C will visit
19. I _ a valedictorian next year
A. am going to try B will try C will going to try
20 Hurry up, otherwise you will be late for school
A If you hurry up, you will be late for school
B Although you hurry up, you are late for school
C. you will be late for school because you don't hurry up
D. If you don't hurry up, you will be late for school
21. Stay away from this area or I'll report the police
A. If you don't saty away this area, I will report the police
B If you don't saty this area, I would report the police
C I'll report the police unless you stay away from this area
D Unless you don't stay away from this area, I won't report the police.
22. Alice may miss the train. But she get the next one
A . If alice misses the train, she can't get the next one
B If alice misses the train, she can get the next one
C If alice missed the train, she couldn't get the next one
D. If alice issed the train, she could get the next one
23. I think we will get into trouble if we try to drive the car on that danger bridge
A. Unless we don't try to drive car on that danger bridge, we won't get into trouble
B Unless we try to drive the car on that danger bridge, we will get into trouble.
C. Because we try to drive the car con that danger bridge, we will get into trouble
D. When we try to drive the car on that danger bridge, I think we will get into trouble
24. We'll go camping as long as the weather is good
A. the weather is good when we'l will go camping
B. If the weather is better, we will go camping
C If the weather is fine, we will go camping
D. We'll go camping immediately the weather is good
IV. First conditional / future simple and simple present
1. I think she_ and join our party
A. won't come B. will come C.came D. comes
2. He'll be late for the train if he _ at once
A. won't start B. starts C. doesn't start D. didn't start
3. Unless I have a quiet room, I _ any work
A. can't do B. could do C. haven't done D. didn't do
4. If your girlfriend _ , you should try to help her
A. gets rid of B gets into trouble C. gets down D. gets away
5. If you eat too much fast food, you _ serious health problems
A. have B. will have C had D. would have
6. Will online learning _ our IT skills ? Yes , it will
A improve B improves C improving D improved
7 The patient will not recover unless he _ an operation
A had undergone B would undergo C undergoes D was undergoing
8 If it _ convenient let's go out for dinner tonight
A be B is C was D were
9 If we meet at 9:00 we _ plenty of time to talk
A have B is having C wil, have D had
10. this beach looks amazing ! I think we _ this place !
A are loving B are going to love C will love
11. I _ you to the airport tomorrow if you need someone to give you a lift
A take B am talking C will take
12. My plane _ at manchester airport at 8 p.m tomorrow evening
A lands B will land C landed

IV. First conditional / future simple and simple present
1. I think she_ and join our party
A. won't come B. will come C.came D. comes
2. He'll be late for the train if he _ at once
A. won't start B. starts C. doesn't start D. didn't start
3. Unless I have a quiet room, I _ any work
A. can't do B. could do C. haven't done D. didn't do
4. If your girlfriend _ , you should try to help her
A. gets rid of B gets into trouble C. gets down D. gets away
5. If you eat too much fast food, you _ serious health problems
A. have B. will have C had D. would have
6. Will online learning _ our IT skills ? Yes , it will
A improve B improves C improving D improved
7 The patient will not recover unless he _ an operation
A had undergone B would undergo C undergoes D was undergoing
8 If it _ convenient let's go out for dinner tonight
A be B is C was D were
9 If we meet at 9:00 we _ plenty of time to talk
A have B is having C wil, have D had
10. this beach looks amazing ! I think we _ this place !
A are loving B are going to love C will love
11. I _ you to the airport tomorrow if you need someone to give you a lift
A take B am talking C will take
12. My plane _ at manchester airport at 8 p.m tomorrow evening
A lands B will land C landed
13. We have some ideas for what we want to do while we are here in scotland. If the weather is nice, we _ a mountain on one of the days.
A. climb B.are climbing C are going to climb
14 What shall I do today? I think I _ to the beach while the sun is out !
A go B am going C will go
15 I'm sorry but I cannot come to meal tonight. I _ work at 8 p.m tonight, so I _ arrive at the restaurant on time !
A. finish- will B will finish- will C finishes- will
16. If you tell me your secret , I promise I _ anyone !
A. am not telling B won't tell C am telling
17. I think the earth _ a lot war,er in 50 years
A is becoming B will become C becomes
18. I _ my friend in sicily sometime this year, but I'm not sure when
A am visting B am going to visit C will visit
19. I _ a valedictorian next year
A. am going to try B will try C will going to try
1. I think she_ and join our party
A. won't come B. will come C.came D. comes
2. He'll be late for the train if he _ at once
A. won't start B. starts C. doesn't start D. didn't start
3. Unless I have a quiet room, I _ any work
A. can't do B. could do C. haven't done D. didn't do
4. If your girlfriend _ , you should try to help her
A. gets rid of B gets into trouble C. gets down D. gets away
5. If you eat too much fast food, you _ serious health problems
A. have B. will have C had D. would have
6. Will online learning _ our IT skills ? Yes , it will
A improve B improves C improving D improved
7 The patient will not recover unless he _ an operation
A had undergone B would undergo C undergoes D was undergoing
8 If it _ convenient let's go out for dinner tonight
A be B is C was D were
9 If we meet at 9:00 we _ plenty of time to talk
A have B is having C wil, have D had
10. this beach looks amazing ! I think we _ this place !
A are loving B are going to love C will love
11. I _ you to the airport tomorrow if you need someone to give you a lift
A take B am talking C will take
12. My plane _ at manchester airport at 8 p.m tomorrow evening
A lands B will land C landed
13. We have some ideas for what we want to do while we are here in scotland. If the weather is nice, we _ a mountain on one of the days.
A. climb B.are climbing C are going to climb
14 What shall I do today? I think I _ to the beach while the sun is out !
A go B am going C will go
15 I'm sorry but I cannot come to meal tonight. I _ work at 8 p.m tonight, so I _ arrive at the restaurant on time !
A. finish- will B will finish- will C finishes- will
16. If you tell me your secret , I promise I _ anyone !
A. am not telling B won't tell C am telling
17. I think the earth _ a lot war,er in 50 years
A is becoming B will become C becomes
18. I _ my friend in sicily sometime this year, but I'm not sure when
A am visting B am going to visit C will visit
19. I _ a valedictorian next year
A. am going to try B will try C will going to try
20 Hurry up, otherwise you will be late for school
A If you hurry up, you will be late for school
B Although you hurry up, you are late for school
C. you will be late for school because you don't hurry up
D. If you don't hurry up, you will be late for school

chia động từ :
1.we can save natural resources if we (use) use solar energy
2.he'd have a lot of friends if he (not be) wasn't so selfish
3.if it doesn't rain soon,the crop (lose) will lose
4.if these (not be) weren't electricity,people (can't) couldn't use house hold appdiances
5.unless he (study) studies hard ,he will pass the final exam
6.if the sun(stop) stopped shining ,what (happen) would happen to our planet?
7.what would you (wish) wish if a fairy (give) gave you three wishes?
8.if i (know) knew his telephone number,i'd give it to you
9.if i had a type writes i (type) would typed it myself
10.he might get fat if he (stop) stopped smoking
chia động từ :
1.we can save natural resources if we (use) -> use solar energy
2.he'd have a lot of friends if he (not be) weren't so selfish
3.if it doesn't rain soon,the crop (lose) -> will lose
4.if these (not be) -> weren't electricity,people (can't) -> couldn't use house hold appdiances
5.unless he (study) -> studies hard ,he will pass the final exam
6.if the sun(stop) -> stopped shining ,what (happen) -> would happen to our planet?
7.what you (wish) -> would you wish if a fairy (give) -> gave you three wishes?
8.if i (know) -> knew his telephone number,i'd give it to you
9.if i had a type writes i (type) -> would type it myself
10.he might get fat if he (stop) -> stopped smoking

1. If you don't see that film, you'll be sorry.
>> unless you see that film, you'll be sorry.
2. If you don't take morning exercises, you will be weak .
>> Unless you take morning exercises, you will be weak .
3. You will ger lost if you don't take a map with you.
>> Unless you take a map with, you will get lost .
4. They will kill him if he doesn't tell them the truth.
>> Unless he tells them the truth, they will kill him.
5. If we don't protect the forests, the environments will be so destroyed.
>> Unless we protect the forests, the environments will be so destroyed.
6. I will wait for her if she calls me.
>> Unless she calls me, I will not wait for her.
Còn lại làm tương tự nhé :))

VIII.Begin the sentences below with unless. Make any necessare changes.
1. If he doesn't work hard,he won't pass the examination.
→ Unless he works hard, he won't pass the examination.

PART 1:
1. come..will prepare
2. live...will visit
3. were...would play
4. were...would invite
5. studies....will be
6. have...will buy
7. do....will earn
8. gets...will ask
9. had hurried...would have caught
10. rains...will take
PART2
1. would come
2. rang
3. rained
4. were
5. is improved
6. had
7. would you do
8. did
9. would build
10. gives
11. is improved
12. had
13. attended
14. knew
15. studies
3.
1. had
2. attended
3. knew
4. will be
5. would come
6. studies
7. doesn't hurry
8. would you do
9. rang
10. rained
Khá mỏi tay (Chia nhỏ ra bạn ơi!!!!!!!!!!)
part1
1. come..will prepare 2. live...will visit
3. were...would play 4. were...would invite
5. studies....will be 6. have...will buy
7. do....will earn 8. gets...will ask
9. had hurried...would have caught 10. rains...will take
part 2
1. would come 2. rang 3. rained 4. were 5. is improved
6. had 7. would you do 8. did 9. would build 10. gives
11. is improved 12. had 13. attended 14. knew 15. studies
part3.
1. had 2. attended 3. knew 4. will be 5. would come
6. studies 7. doesn't hurry 8. would you do
9. rang 10. rained
dài lắm bạn ơi