Chuyên đề Tiếng Anh Lớp 10: Câu điều kiện

CÂU ĐIỀU KIỆN
TYPE 1: Điều kiện có thể xảy ra 
If clause
Main clause
S + Vo / Vs/es
 Be ( is, am, are)
S + will/shall/can/must/have to/has to/ought to/may + Vo
EX: If it doesn’t rain, we will go to the beach.
TYPE 2: Điều kiện không thật ở hiện tại 
If clause
Main clause
 S + V2/ed 
 To be: Were / weren’t 
S + would/could/should/might + Vo
EX: If it didn’t rain now, we would go to the beach.(e.g It is now raining outside.)
TYPE 3: Điều kiện không thật ở quá khứ 
If clause
Main clause
S + HAD + V3/ED
S + would have/could have/might + have + V3/ed
EX:
 If it hadn’t rained yesterday, we would have gone to the beach. (e.g It rained heavily yesterday.)
I. Put the verbs in brackets into the correct tenses. (Conditional sentences: Type 1)
1. David will leave for Rent tomorrow if the weather .......................... (be) fine.
2. What will you do if you ............................ (not / go) away for the weekend ?
3. The game .......................................... (start) if you put a coin in the slot.
4. If you ................................... (be) scared of spiders, don’t go into the garden.
5. We’ll have to go without John if he ( not arrive).soon.
II. Put the verbs in brackets into the correct tenses.(Conditional sentences: Type 2)
1. If I knew his address, I (write)............. to him.
2. If the sun (be)................ shining now, we would go to the beach
3. If you (paint).the walls white, the room would be much brighter.
4. If he knew that it was dangerous he (not come).
5. I (buy)..shares in that company if I had some money.
III. Put the verbs in brackets into the correct tenses.(Conditional sentences: Type 3)
1. If Mary (wear)a raincoat, she would not have got a cold.
2. There (not have).....an accident if the driver in front hadn’t stopped so suddenly.
3. If she had eaten something, she (not feel). hungry.
4. If I (have)a sound sleep last night I would have been well.
5. If it (not rain)yesterday we would have had lunch in t he garden.
IV. Put the verbs in brackets into the correct tenses.
1. If I (be) you, I (apply) for a job as soon as possible.
2. I could understand the French teacher if she (speak)....................... more slowly.
3. If you (make) a run for it, you’ll catch the train.
4. If Laura (not eat) so much, she wouldn’t have put on weight.
5. I (accept)................................... if they invite me to the party.
6. The earthquake would have caused less damage if the house (be) ..of stronger construction.
7. If there (be) a good breeze on Sunday, we’ll go hang-gliding.
8. You can get there more quickly if you (take) the short cut across the playing field.
V. Rewrite the following sentences using conditional (type 2)
1. They are poor, so they can’t help us. à If they .........................................................................
2. He doesn’t do his homework. He is always punished.àIf he .............................................................................
3. He doesn’t have enough time. He can’t help me.àIf he .............................................................................
4. She doesn’t take any exercise, so she is overweight.àIf she........................................................................................
5. He doesn’t have a bicycle, so he always goes to class late.àHe wouldn’t ..................................................................
VI. Rewrite the following sentences using conditional (type 3)
1. He didn't hurry, so he missed the train.àIf ..............................................................................................
2. We didn't go because it rained.àIf it hadn't ............................................................................
3. We got lost because we didn't have a map.àIf we ....................................................................................
4. He lost his job because he was late every day.àIf he .......................................................................................
5. The airport was closed. She didn't fly to Rome.àIf ....................................................................................
VII. Rewrite the following sentences, beginning with the given cues.
1. It’s too cold, they can’t go swimming.àIf it..
2. We didn’t know you were in hospital, so we didn’t visit you.àIf we..
3. The doctors can’t find out the remedy, they can’t save a lot of people.àIf the doctors
4. We don’t use public bus service; we will not get rid of pollution in the city.àIf we
5. The patient didn’t get the treatment so he died.àIf
6. I didn’t have an umbrella so I got wet in the rain.àIf
7. I am tired so I can’t cycle to work.àIf I . .
8. That house is too expensive, so I can’t buy it.àIf 
VIII. Choose the best answer by circling A, B, C or D to complete the following sentences.
1. If I hungry now, I..five sandwiches, but I’m not.
A. am – can eat 	B. were – can eat 	C. were – could eat 	D. were – will eat
2. What would you do if you ..a lottery.
A. win 	B. will win 	C. won 	D. had won
3. If you.a millionaire, you might be happy.
A. became 	B. will become 	C. become 	D. had became
4. If you had tried your best, youthe job.
A, will get 	B. got 	C. had got 	D. would have got
5. If he now, he..the rush hour.
A. leaves / missed 	B. leaves / will miss	C. leaves / would miss D. left / missed
6. If he..late, he would have caught his bus.
A. worked 	B. has worked 	C. had not worked 	D. would work
7. It ............................... quicker if you use a computer.
A. will be 	B. would be 	C. were 	D. been
21. I  that coat if I .you.
A. wouldn’t buy/ were 	B. didn’t buy/ were	C. don’t buy/ am 	D. won’t buy/ am