Lý thuyết và bài tập Câu điều kiện

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Câu điều kiện

Type 1: có thể xảy ra trong tương lai: Example : Tomorrow my mother will go Can Tho. If I have free time, I will go with her.

Type 2: không thể xảy ra o hiện tại : Example : - now he isn’t at home , I can’t tell him my problem .

- if he were at home now , I could tell him my problem. - Now I have no money now I can’t help you . - If I had money now, I could help you.

Be ( were ) If – S V ( V 2ed )

could S - would –v inf should Type 3: Example : Last night these wasn’t electricity, I didn’t see the film.

If there had been electricity , I could have seen the film .

If – S - had-V 3 ed

Could S - Would –have-v (ed-3) Should

* Complete the following sentences, using conditional sentences.

1. If I had a good chance, I ( visit) all my friends: 2. If the wave weren’t so strong, I ( swim ) 3. You ( feel ) better if you stopped smoking. 4. If we do something to preserve our environment, our life ( be ) better 5. You will be very disappointed if you ( not pass ) the next exam . 6. If I ( not drink ) strong tea last night, I ( have ) a sound sleep. 7. You ( enjoy ) many kinds of fruit if you ( go ) on holidays with us 8. Our life has many difficulties if we ( try ), we ( overcome ) them. 9. Tomorrow will be Sunday .You ( go ) out with me if you ( have ) nothing to do ? 10.The man refused to help us because he didn’t believe us . If the man ( believe ) us , he ( help ) us . 11.She will not tell the truth if you ( not give ) her a good chance to tell.

* Choose correct answer : 1. If the weather will not be able nice, if it is not nice, I ……… at home . a. will be b. would be c. could be d. band c 2. The meeting will go on in time if all of us ……….. a ware of it . a. will be b. would be c. are d. is

If - S – V (HTĐ ) S- will - Vo

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3. I hope the weather will clear up. If the weather is good, I …go for a walk. a. will go b. would c. should d. could 4. If nobody rings the police, he …… get away with the money . a. had b. would c. will d. could 5. If the teacher hadn’t given us many exercises ,we ……..them on time. a. had finished b. could have finished c. will have finished d. finished 6. Yours truly, couldn’t buy a new car if you …………….. money . a. didn’t save b. hadn’t saved c. don’t saved d. haven’t saved 7. If we don’t try hard for this exam , we …….. any chance . a. couldn’t have b. shouldn’t have c. will not have didn’t have 8. If you don’t Speak English well ,………. In America. a. can’t live b. couldn’t live c. will not live d. shouldn’t live 9. If you want to have a flat in London , you ………. pay up to the nose. a. have to b. will have to c. had to d. would have to 10.If you ……. better last night , you would not have been tired now. a. slept b. had slept c. could sleep d. can sleep 11.If my job gets low salary , I ……..find another job. a. will b. would c. could d. have to 12.Roman ………. catch the train on time if the meeting ends sooner. a. will b. could c. would d. b & c 13.We had to review all old lessons if we ……good marks. a. need b. needed c. had needed d. will need 14.I am going to write you letters if I ……..there soon. a. come b. came c. will come d. can come 15. Your reasons couldn’t be accepted, if you ……..them clearly. a. don’t explain b. can’t explain c. didn’t explain d. a and b 16.If you don’t go to the station on time , you ….. see her. a. wouldn’t b. will not c. couldn’t d. can’t 17.If you don’t want mum to be angry , you ……….. obey her. a. would b. will c. should d. can 18.John could row a boat if the weather………… so windy. a. were b. is c. will be d. can be

* Complete the following sentences : 1. Could you show them your ideas …………………………… a. if they ask you b. if they asked you c. if they had asked d. a and b 2. What will happen to our life…………………………………. a. If we could do smth to preserve it b. If we did nothing to preserve it c. If we do nothing to preserve it d. If we had done something to preserve it 3. My brother could study abroad ……………………. a. if my family got …