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1.Do you know where my tennis racket ,mum?
=> She asked Mum if she knew where her tennis racket.
2.Our house is going to be painted by a firm.
=>We are going to have our house painted by a firm.
3. I'm really sorry I didn't invite her to the party.
=>I really wish I had invited her to the party.
4. we couldn't drive because of the fog.
=> The fog prevented us from driving .
5.I would love to be rich and famous.
=> If only I were rich and famous.
6.I haven't been to see them for over a year.
=> It's over a year since I saw them..
7. Although he was not guilty, they executed him
=> In spite of his not being guilty, they excuted him
.8 He shouldn't ask for a pay rise anymore.
=> If I were he, I wouldn't ask for a pay rise anymore
9. If he comes, tell him I'll be late
=>Should he come, tell him I'll be late.
10. We didn't go to the concert last night because of business
=> If it had not been for business,we would have gone to the concert last night.
11. The foreigner spoke too fast for us to understand.
=> If The foreigner hadn't spoken too fast ,we would have understood.
12 .She doesn't speak English well enough to get the job.
=> If she spoke English well, She coud get the job.
13 .Thanks to computer, it takes me a little time to do the work.
=> Without computer, I wouldn't have done the work
14 Without your help, I couldn't have finished the report on time
=> If you hadn't helped me, I couldn't have finished the report on time.
15 I dislike it when people criticize me unfairly.
=> I object to being criticized unfairly.
16 If only I had studied hard enough to pass the exam.
=> He regretted not having hard enough to pass the exam.
17 The heavy rain made it impossible for us to have our picnic.
=> We were unable to have our picnic because of the heavy rain.
18 " I'll have enough for a ticket if he pays me, tonight" She said
=> She said that she would have enough for a ticket if he pays her that night
19 " I'd phone her before I come if I were in your position?''
=> He said If he were in my position, He woud phone her before I came.
20 The secretary said " Sorry I never work on Sunday"
=>The secretary sorried for not working on Sunday
21 "I will bring you some food" He said to me
=> He said to me that he would bring me some food.
22" What a beautiful dress you have, mary" Peter said
=> Peter paid Mary a compliment on her (beautiful) dress.
23 " I wished I hadn't lent him some money"
=>Peter regretted having lent him some money.
24 " You've just got a promotion, haven't you. Congratulations"
=>Peter congratulated me on getting a promotion.
.25 You can avoid tooth decay by brushing your teeth regularly.
=>Brushing your teeth regularly can prevent you from tooth decay
26 We don't visit our parents very often because thay live so far away.
=>If our parents didn't live so far away, we would visit them very often.
27 The cat doesn't run fast enough to catch the mouse.
=>If The cat ran fast enough, it could catch the mouse.
28.You must stop smoking or you'll have a cough
=> Unless you stop smoking,you will have a cough.
29 You'll have an accident if you don't driver more carefully.
=>Unless you drive more carefully, you will have an accident.
30 You can have a good time by joining us
=>If you join us, you can have a good time.
31 Hurry up or you'll miss the 1st bus to work.
=> Unless you hurry up, you will miss the 1 st to work.
32 If you don't pay me back the money you take, i will tell the police.
=>Pay me back the money you take or I will tell the police
1. He lost his money simply because he wasn't careful. (If)
=> If he hadn't been careless , he woundn't have lost his money
2. He didn't hurry, so he missed the train. (If)
=> If he had hurried, he could have caught the train.
3. We didn't go because it rained. (If it hadn't)
=> If it hadn't rained we would have gone
4. Without this treatment, the patient would have died. (If he)
=> If it hadn’t been for this treatment, the patient would have died.
5. Mr.Mills lost his job because he was late every day. ( If Mr.Mills)
=> If Mr Mills hadn't been late everyday ,he wouldn't have lost his job
6. We didn't go on holiday because we didn't have enough money. (If we)
=> . If we had had enough money we would have gone on holiday.
1. He lost his money simply because he wasn't careful. (If)
=>if he had been cafeful, he would not have lost his money
2. He didn't hurry, so he missed the train. (If)
=>If he had hurried, he would have missed.
3. We didn't go because it raines. (If it hadn't)
=>If it hadn't rained, we would have gone.
4. Without this treatment, the patient would have died. (If he)
=>If he hadn't been for this treatment, the patient would have died
5. Mr.Mills lost his job because he was late every day. ( If Mr.Mills)
=>If Mr.Mills losts his job ,he lates every day
6. We didn't go on holiday because we didn't have enough money. (If we)
=> If we had had enough money, we would have gone holiday
7. I was sick yesterday, so I didn't go to class (If)
=>If I am sick, I don't go to school
8. Because Alan never eats breakfast, he always overeats at lunch (If)
=>If Alan never eats breakfast, he always overeats at lunch
9.Fred wouldn't do that if he didn't have your permission (Unless)
=>Unless Fred had your permission, he wouldn't for that
10. If no more guests come, there will be enough food for everyone. (Unless)
=>Unless no more guests come, there will not be enough food for everyone
Complete the sentences with the verbs in parentheses
1. he'll be late for the bus if he ( not start) doesn't start at once
2. jim isn't at home right now. if he( be) were at home, i (visit) would visit him
4. fred failed the test because he didn't study. however, if he (study) had studied for the test, he (pass) would have passed it
5. if i (know) had known that there was a test yesterday, i (study) would have studied
6. if you have enough time, please (paint) paint the chair before you leave
7. i (accept) will accept if they invite me to the party
8. had we know your address, we ( write) would have written you a letter
9. if you(do) had done as i told you, you ( succeed) would have succeeded
10. if you come here in spring, you ( have) will have a chance to go to the village fair
11. i could understad the frech teacher if she ( speak) spoke more slowly
12. we could go for a drive if today (be) were sunday
13. if your mother ( buy) buys that motorcycle for you, will you be happy?
14. if i (see) had seen the movie last night, i (tell) would have told you about it
15. i will ring the bell once more. if he doesn't answer, i think he ( must go) must have gone out
16. if i make a prmise, i (keep) will keep it
17. he described the accident as if he ( see) had seen it himself
18. we're going to play tennis this afternoon if it (stop) stops raining
19. if i had asked you, would you (accept) have accepted?
20. if he (come) comes, please ( tell) tell me
21. you were late last night. if you (arrive) had arrived ten minutes earlier you (get) would have got a seat
22. if i (realize) had realized that the traffic light were red. i(stop) would have stopped
23. She won’t open the door unless she (know) knows who it is.
24.I (not lend) wouldn't have lent him the money if you (tell) told me that he never paid his debts
25.If I (can) could speak two languages last year, i (get) would have got a good job
26.If there (be) were no sunshine, we would all (die) die soon
27. You shouldn't believe it if you (not see) didn't see it with you own eyes
28. I (not do) wouldn't do that if I (be) were you
1/ We won't go out unless it stops raining
--> We won't go out if it doesn't stop raining
2/ I will call the police unless you give back my bicycle
--> I will call the police if you don't give back my bicycle
3/ You wouldn't be able to do this exercise unless your English were good
--> You wouldn't be able to do this exercise if your English were not good
4/ Unless we had enough rain, we couldn't grow rice
--> If we didn't have enough rain, we couldn't grow rice
5/ The fishermen couldn't have caught a lot of fish unless they had had good nets
--> The fishermen couldn't have caught a lot of fish if they hadn't had good nets
6/ I wouln't buy it unless I could afford it
--> I wouln't buy it if I couldn't afford it
7/ I would refuse to go unless they paid my expenses
--> I would refuse to go if they didn't pay my expenses
8/ I don't agree with his economic policy. I wouldn't vote for him unless he changed it
--> I don't agree with his economic policy. I wouldn't vote for him if he didn't change it
9/ He wouldn't have written unless he had heard news
--> He wouldn't have written if he hadn't heard news
10/ You might not have a terrible toothache unless you went to the dentist regularly
Câu này phải bỏ "not" thì mới đúng nghĩa.
You might have a terrible toothache unless you went to the dentist regularly
--> You might have a terrible toothache if you didn't go to the dentist regularly
Chúc you hok tốt nhé 
1/ We won't go out unless it stops raining
--> We won't go out if it doesn't stop raining
2/ I will call the police unless you give back my bicycle
--> I will call the police if you don't give back my bicycle
3/ You wouldn't be able to do this exercise unless your English were good
--> You wouldn't be able to do this exercise if your English were not good
4/ Unless we had enough rain, we couldn't grow rice
--> If we didn't have enough rain, we couldn't grow rice
5/ The fishermen couldn't have caught a lot of fish unless they had had good nets
--> The fishermen couldn't have caught a lot of fish if they hadn't had good nets
6/ I wouln't buy it unless I could afford it
--> I wouln't buy it if I couldn't afford it
7/ I would refuse to go unless they paid my expenses
--> I would refuse to go if they didn't pay my expenses
8/ I don't agree with his economic policy. I wouldn't vote for him unless he changed it
--> I don't agree with his economic policy. I wouldn't vote for him if he didn't change it
9/ He wouldn't have written unless he had heard news
--> He wouldn't have written if he hadn't heard news
10/ You might not have a terrible toothache unless you went to the dentist regularly
--> You might not have a terrible toothache if you go to the dentist regularly
IF
1.she will fail in the examination because she is very lazy
-> If she weren't lazy, she wouldn't fail in the examination.
2. We don't have holiday because we haven't got any money
-> If we had got enough money, we would have a holiday.
3. I don,t know the answer so I can't tell you
-> If I knew the answer, I could tell you.
4. the little boy couldn't eat the cake because it was very hot
-> If the cake hadn't been hot, the little boy could have eaten it.
1. If I had money I'd buy you a drink
-She said to me she would have bought me a drink if she had had money.
2. If I catch he plane I'll be home buy five
-He said if he catched the plane he would be home by five.
3.You should stay in bed if you feel unwell
-my moher said I should stay in bed if I felt unwell.
4. If I'd had my mobile yesterday Icould have contacted you
- Tom said he could have contacted me if he had had his mobile the day before.
5. If I were you I'd stop smoking
she said to her brother she would stopped smoking if she had been him.
Read the passage and do the exercise below .
Hachiko , an Akita dog , was born in 1923 and brought to Tokyo in 1924 . His owner , Professor Eisaburo Uyeno and he were inseparable friends right from the start . Each day Hachiko would accompany his owner , a professor at the Imperial University , to Shibuya train station when he left for work . When he came back , the professor would always find the dog patiently waiting for him . Sadly , the professor died suddenly at work in 1925 before he could return home ( buồn thay giáo sư bất ngờ ra đi ở nơi làm việc năm 1925 trước khi ông ấy có thể trở về nhà (1)).
Although Hachiko was still a young dog , the friendship between him and his owner was very strong and he continued to wait at the station every day (2) . Sometimes , he would stay there for days at a time , though some believe that he kept returning because of the food he was given by street vendors ( Mặc dù một số người cho rằng nó trở lại vì thức ăn mà nó được cho bởi người qua đường -> Tức là có người cho nớ thứ ăn (3)) . He became a familiar sight to commuters over time . In 1934 , a statue of him was put outside the station . In 1935 , Hachiko died at the place he last saw his friend alive ( Vào năm 1934 một cái tượng đài của ông ấy được đặt ở ngoài trạm/ nhà ga. Đến năm 1935 thì con chó mới chết -> Con chó chết sau khi tượng đài đc đưa ra(4)) .
* Write " T " before the number of the sentence if it is true .
Write " F " if the sentence is not true .
1/ The professor died at work . T
2/ The dog waited every day at the station . T
3/ Nobody gave the dog any food . F
4/ The dog died before the statue was put outside the station F
* Trâm đã highlight một số key sentences để bt câu đó là đúng hay sai trên đoạn văn rồi nha.
Rewrite sentences
1.I don't ride the bus to school every morning because it's always so crowded (If)
=> I would take the bus to school every morning if it weren't always so crowded.
2.The schoolchildren sowed some seeds, but they forgot to water them so they didn't grow (If)
=> If the schoolchildren hadn't forgotten to water the seeds, they would have grown.
3.Stop talking or you won't understand the lesson (If)
=> If you don't stop talking, you won't understand the lesson.
4.The wind is blowing hard, so we won't take the boat out for a ride (If)
=> If the wind weren't blowing hard, we would take the boat out for a ride.
5.Carol didn't answer the phone because she was studying (If)
=> If Carol hadn't been studying she would have answered the phone.
6.I feel better now because you talked to me about my problems yesterday (If)
=> I wouldn't feel better now if you hadn't talked to me about my problems yesterday.
7.Because I don't have enough free time,I can't help my mother with the housework(If)
=> If I had more free time I could help my mother with the housework.
8.Rita is exhausted today because she didn't get any last night (If)
=> Rita wouldn't be exhausted today if she had gotten some sleep last night.
9.I didn't prepare for today's lesson: So it is difficult for me to understand the teacher's explanation (If)
=> It wouldn't be difficult for me to understand the teacher's explanation if I had prepared for today's lesson.
10.'If I had any money I'd buy you a drink,' she said to me (reported speech)
=> She told me if she had had some money she would have bought me a drink.
11.'If I catch the plane I'll be home by five,'he said(reported speech)
=> He said if he caught the plane he would be home by five.
12.'You should stay in bed if you feel unwell,'my mother said (reported speech)
=> My mother advised me to stay in bed if I felt unwell.
13.'What would you do if you were having a problem with grammar,Jane?' Anne asked (reported speech)
=> Anne asked Jane what she would do if she were having a problem with grammar.
14.'I'd have been in bad trouble if Jane hadn't helped me,' he said (reported speech)
=> He said he would have been in bad trouble if Jane hadn't helped him.
15.I met her during my stay in Parist last summer (while)
=> While I was on holiday in Paris last summer, I met her.
16.MacKenzie wrote four best-sellers before he was twenty (By the age)
=> By the age of twenty, MacKenzie had written four best sellers.
17.He was crossing the road.I caught sight of him
=> I noticed him crossing the road.
18.Jimmy got into his car and drove away.I saw this
=> I saw Jim getting into his car and drove away.
19.They had a good meal and then went to dance
=> After they had had a good meal, they went to dance.
1. As the professor was speaking too fast, I couldn’t understand everything.
If the professor...................hadn't spoken too fast, I could have understood everything...........................................................................................
2. Our crops couldn’t grow if we didn’t have more rain.
Unless .................................................. we had more rain, our crops couldn't grow.......................................................................
3. He doesn’t practise speaking French, so he doesn’t speak it fluently.
Were ................................he to practise speaking French, he would speak it fluently...........................................................................
4. The meeting can be cancelled because it snows heavily.
Were ............................................it not to snow heavily, the meeting couldn't be cancelled.........................................................
5. My brother didn't leave the car keys, so I couldn't pick him up at the station.
Had ...................................... my brother left the car keys, I could have picked him up at the station...........................................................