Choose the sentence A, B, C or D which has the same meaning to the given one.
1. She was too weak; she couldn't sit up and talk to you.
A. If she isn't too weak, she can sit up and talk to you.
B. If she hadn’t been too weak, she could have sat up and talked to you.
C. If she hadn't been too weak, she could sit up and talk to you.
D. If she wasn't too weak, she could sit up and talk to you.
2. I don't have enough money with me now; otherwise I will buy that coat.
A. If I had enough money with me now, I wouldn't buy that coat.
B. If I had enough money with me now, I would buy that coat.
C. If I didn't have enough money with me now, I would buy that coat.
D. If I didn't have enough money with me now, I wouldn't buy that coat.
3. Because the weather is bad, we don’t go camping.
A. If the weather wasn’t bad, we would have gone camping.
B. If the weather is good, we will go camping.
C. If the weather hadn’t been bad, we would have gone camping.
D. If the weather weren’t bad, we would go camping.
4. I don't have much money, so I can't afford the car.
A. If I can afford the car, I will have much money.
B. If I have much money, I can afford the car.
C. If I had much money, I could afford the car.
D. If I had had much money, I could have afforded the car.
5. John was driving very fast because he didn’t know the road was icy.
A. If he had known that the road had been icy, he wouldn’t have been driving so fast.
B. If he had known that the road was icy, he wouldn’t be driving so fast.
C. If he knew that the road was icy, he wouldn’t have driven so fast.
D. If he had known that the road was icy, he wouldn’t have been driving so fast.
6. Keep silent or they will know we are here.
A. If you keep silent, they won’t know we are here.
B. If you keep silent, they will know we are here.
C. If you kept silent, they would know we are here.
D. If you didn’t keep silent, they wouldn’t know we are here.
7. Mary doesn’t work hard enough, so she will fail in her exams
A. If Mary works hard enough, she wouldn’t fail in her exams
B. Unless Mary worked hard enough, she would fail in her exams
C. If Mary didn’t work hard enough she would fail in her exams
D. If Mary worked hard enough she wouldn’t fail in her exams
8. If the patient doesn’t feel better tomorrow, he’ll have an operation
A. Unless the patient feels better tomorrow, he won’t have an operation
B. Unless the patient feels better tomorrow, he will have an operation
C. Unless the patient feels better tomorrow, he has an operation
D. Unless the patient feels better tomorrow, he is going to have an operation
9. You won’t get well quickly if you don’t take these pills.
A. You can’t get well quickly if you take these pills.
B. You will get well quickly if you don’t take these pills.
C. You shouldn’t get well quickly if you take these pills.
D. You won’t get well quickly unless you take these pills.
10. Unless you promise not to tell anyone, I won’ give you this letter
A. If you promise to tell anyone, I won’t give you this letter
B. If you don’t promise to tell anyone, I will give you this letter
C. If you don’t promise to tell anyone I won’t give you this letter
D. If you promise not to tell anyone I won’t give you this letter
Đáp án: B