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1) The schoolchildren sowed some seeds, but they forgot to water them so they didn't grow.->If the children......hadn't forgot to water some seeds, they would have grown.................
2) They don't understand the problem. They won't find a solution.->Should.......they understand the problem, they will find a solution..............
3.He sits around too much. He isn't fit.->Were....he to sit around to much, he would be fit.............
4.Rita is exhausted today because she didn't get any sleep last night.->Had......rita got sleep last night, she would be exhausted today...............
5.She's very thin; perhaps that's why she feels cold so much.-> If she......wasn't thin, she wouldn't cold so much.......................
6.He never polishes his shoes, so he never looks smart.-> If he.......polished his shoes, he would look smart................
7.He can't park near his office; that's why he doesn't come by car.-> If he........could park near his office, he would come by car..............
8. My house is guarded by two big dogs. That's the only reason it isn't broken into every night.->If my house..........weren't guarded by 2 big dogs, it would be broken into everynight........
9.The flats are not clearly numbered, so it is very difficult to find anyone.-> If the flats.....were clearly numbered, it wouldn't be very difficult to find............................
10.I don't know her e-mail address, so I can't tell you.->Were.....i to knew her email address, i could tell you.................
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EX3.
1. You could make better progress if you...attended (attend) class regularly
2. If I .knew... (know) his telephone number, I'd give it to you
3. If he worked more slowly, he..wouldn't make. (not make) so many mistakes
4. I shouldn't drink that wine if I.were.. (be) you
5. If someone (give)..gave.. you a boat, what would you (do)...do.?
6. If you are kind to me, I (be).will be.. good to you
7. He (come).would come... if you waited
8. If you (ring) rang..the bell, the servant would come
9. It is (not, rain)... a lot, the rice crop wouldn't grow -> sai đề rồi
10. If today (be) were..Sunday, we wouldn't have to work
EX4:
1. Keep silent or you'll wake the baby up
-> If...you don't keep silent,you'll wake the baby up...........
2. Stop talking or you won't understand the lesson
-> If....you don't stop talking,you won't understand the lesson.......
3. I don't know her number, so I don't ring her up
-> If..I knew her number,I would ring her up...................
4. I don't know the answer, so I can't tell you
->...If I knew the answer,I could tell you......................
5. We get lost because we don't have a map
-> If....we had a map,we wouldn't get lost...............
6. Susan felt sick because she ate four cream cakes
->If...Susan hadn't eaten four cream cakes,she wouldn't have felt sick...........
7. If anyone didn't come, we would phone you at once
-> Unless...anyone came,we would phone you at once..............
8. If we had enough rain, we couldn't grow rice
-> Unless...we had enough rain,we couldn't grow rice.................
(nhưng câu 8 cũng sai đề rồi :))) phải là if we didn't have enough rain,we couldn't grow rice thì đáp án mới như trên)
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REVIEW
21. Because he sits around too much, he isn't fit
-> if he didn't sit around too much, he woudn't fit
22. Rita was exhausted because she didn't get any sleep
-> if rita had got sleep,she wouldn't have been exhausted
23. She's very thin; perhaps that's why she feels cold so much
-> if she weren't thin,she wouldn't feel cold so much
24. He never polishes his shoes, so he never looks smart
-> if he polished his shoes, he would loook smart
25. He can't park near his office;that's whyvhe doesn' come by car
-> if he could park near his office,he would come by car
26. My house is guarded by two big dogs. That's the only reason it isn't broken into every night
-> if my house weren't guarded by two big dogs.,it would be broken into every night
27. The flats were not clearly numbered, so it was very difficult to find them
-> if the flats had been clearly numbered, it wouldn't have been very difficult to find them
28. I don't know her email address so i can't tell you
->if i knew her email address sI could tell you
29. She doesn't live in london because she doesn't know anyone there
-> she would know someone there if She lived in london
30. I couldn't live in the country because i couldn't find a job here
->i could live in the country if i could find a job here
31. She had no time to play with her children because she worked in the evening
-> if she hadn't worked in the evening,she would have had time to play with her children
32. He doesn't see the signal so he doesn't stop his car
-> if he saw the signal ,he wouldt stop his car
33. Marry doesn't have enough money so she can't buy a new car
-> marry could buy a new car if she had enough money
34. Prepare the lesson well or you won't understand it
-if you don't Prepare the lesson well ,you won't understand it
35. He doesn't apply for thr job because he doesn't have enough qualification
-> if he had enough qualification.he would apply for thr job
36. Hurry up or we will be late for the exam
-> if we don't Hurry up ,we will be late for the exam
37. They do not understand you because you do not often talk to them
-> unless you often talk to them,They do not understand you
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1. She didn ' t eat anything because she wasn ' t hungry
-> If she had eaten something, she wouldn't have been hungry
2 . The wall wasn't painted , so it looked dirty
-> If the wall had been painted, it wouldn't have looked dirty
3 . I didn ' t wake you up because I didn ' t know you wanted to get up early
-> If i had known you wanted to get up early, i would have woken you up
4 . She didn ' t buy the watch because she didn ' t bring enough money with her
-> If she had brought enough money with her, she would have bought the watch
5 . I had a cold because I walked in the rain
-> If i hadn't walked in the rain, i wouldn't have had a cold
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1. If I hadn't been busy, I would have watched T.V last night.
2. If she hadn't helped, the house would have caught fire.
3. giống vs câu 1 nha!
4. If the policeman hadn't showed me the way, I wouldn't have found the house.
5. If we hadn't stayed up all night, we wouldn't be so tired this morning.(câu điều kiện hỗn hợp loại 3-2 nha)
Bài 1:FACT IN THE PAST-> IF CLAUSE TYPE 3.
1.i didn't watch T.V last night because i was busy.
->If.........i hadn't been busy, i would have watched tv last night
2.Without her help, the house would have caught fire.
->If.........she hadn't helped, the house wouldn't have caught fire. ...
3.i didn't watch tv last night because i was busy.
->If............(trùng với câu 1)
4.The policeman showed me the way, so i found the house.
->if.............The policeman hadn't shown me the way, i wouldn't have found the house
5.we stayed up all night, that's why we're so tired this morning.
->If..............we hadn't stayed up all night, we wouldn't have been tired this morning.
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1.That book is too expensive ,so i am not going to buy it.
->If the book........................weren't expensive , I would buy it............
2.We do not go out very often because we can not afford it.
->If we....... went out very often ,we could afford it............................................
3.It is rainning ,so we can not have lunch on the patio.
->If it.....weren't rainning ,we could not have lunch on the patio.......
4.Water these plants or they will wither.
->If you..............don't water these plants, they will wither......................................
->unless you...................water these plants ,they will wither.................................
1.That book is too expensive ,so i am not going to buy it.
->If the book were cheap, I would buy it
2.We do not go out very often because we can not afford it.
->If we could afford it, we would go out more often
3.It is rainning ,so we can not have lunch on the patio.
->If it weren't raining, we could have lunch on the patio
4.Water these plants or they will wither.
->If you don't water these plants, they will wither
->unless you water these plants, they will wither
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1.He was so lazy,that's why he was dismissed from his job
-> But for his laziness, he was not dismissed from his job.
2.I didn't go to the party,so I didn't meet my friend
-> If I had gone to the party, I would have met my friend.
3.If anyone objects to my plan,I will change my mind
-> Should anyone object to my plan, I will change my mind.
4. John is in prison because he robbed the bank
-> Had John robbed the bank that he is in prison.
5.Without luck,he would have failed the driving test
-> If he had been lucky , he would have not failed the driving test.
4. Had John not robbed the bank, he would not be in prison.
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1.That book is too expensive ,so i am not going to buy it.
->If the book........................weren't expensive , I would buy it............
2.We do not go out very often because we can not afford it.
->If we....... went out very often ,we could afford it............................................
3.It is rainning ,so we can not have lunch on the patio.
->If it.....weren't rainning ,we could not have lunch on the patio.......
4.Water these plants or they will wither.
->If you..............don't water these plants, they will wither......................................
->unless you...................water these plants ,they will wither.................................
1.I don't know the meaning of the word. That's why I have to look it up
-> If I knew the meaning of the word., I would not have to look it up
2.Since it is foggy, the plane can't take off
-> If it was not foggy, the plane could take off
3.The shoes are so big that I can't wear them
-> If the shoes were small, I could wear them
4.The floor is so dirty that we clean it many times
-> If the floor was not dirty, we would not clean it many times
5.I can't send her a postcard because I don't know her address
-> If I knew her address, I could send her a postcard