Exercise 1: Kết hợp câu dùng câu điều kiện
1. He can't go out because he has to study for his exam.
If ................................................................................................................................................................
2. She is lazy so she can't pass the exam.
If .................................................................................................................................................................
3. He smokes too much; that's why he can't get rid of his cough.
If ................................................................................................................................................................
4. I can't play football this afternoon because I felt tired.
If .................................................................................................................................................................
5. Olga and Ivan weren't paying attention, so they didn't see the sign marking their exit from the highway.
If .................................................................................................................................................................
6. She can't be employed because she doesn't have a college degree.
If .................................................................................................................................................................
7. She walked to the meeting. She was late.
If ................................................................................................................................................................
8. Unless you promise to return back, I won't lend you.
If ................................................................................................................................................................
9. We put off our trip because the weather was terrible.
If ................................................................................................................................................................
10. Sally doesn't know what she has to do for homework because she was absent from school on Friday.
If .................................................................................................................................................................
11. If you do not like this one, I'll bring you another.
Unless .........................................................................................................................................................
12. Martin failed his driving test last week because he was very nervous.
But for.........................................................................................................................................................
13. He will pay me tonight; I will have enough money to buy a car.
If ................................................................................................................................................................
14. Leave me alone or I'll call the police.
If ................................................................................................................................................................
15. If you arrive at the office earlier than I do, please turn on the air-conditioner.
Should.........................................................................................................................................................
16. He died so young; otherwise, he would be a famous musician by now.
Had it ..........................................................................................................................................................
17. The car breaks down so often because you don't take good care of it.
Were you ...................................................................................................................................................
18. Don’t tell lies to your boss or you'll be fired at once.
If .................................................................................................................................................................
19. He didn't revise all his lessons, so he failed the exam.
Had ...........................................................................................................................................................
20. Rita is exhausted today because she didn't get any sleep last night.
If .................................................................................................................................................................