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**Exercise 6. Chọn đáp án đúng.**

1. I would have visited you before if there _____ quite a lot of people in your house.
A. hadn't B. hadn't been C. wouldn't be D. wasn't

2. If you had caught the bus, you _____ late for work.
A. wouldn't have been B. would have been C. wouldn't be D. would be

3. If I _____, I would express my feelings.
A. were asked B. would ask C. had been asked D. asked

4. If _____ as I told her, she would have succeeded.
A. she has done B. she had done C. she does D. she did

5. Will you be angry if I _____ your pocket dictionary?
A. stole B. have stolen C. were to steal D. steal

6. You made a mistake by telling her a lie. It _____ better if you _____ to her.
A. would have been/ hadn't lied B. would be/ didn't lie C. will be/ don't lie D. would be/ hadn't lied

7. John would be taking a great risk if he _____ his money in that business.
A. would invest B. invested C. had invested D. invests

8. She wouldn't have given them all that money if we _____ her to.
A. wouldn't advise B. won't advise C. hadn't advised D. didn't advise

9. If the tree hadn't been so high, he _____ it up to take his kite down.
A. could have climbed B. climb C. is climbing D. climbed

10. If the wall weren't so high, he _____ it up to take his ball down.
A. climbed B. could climb C. is climbing D. climb

11. If I _____ her phone number, I _____ her last night.
A. had known/ could have phoned B. knew/ would have phoned C. know/ can phone D. knew/ could phone

12. If you _____ the truth, the police wouldn't arrest him.
A. tells B. told C. had told D. would tell

13. If you press that button what _____?