A. Вставьте соответствующий глагол can, could или be able to.
1. I can see you tomorrow.
2. It was too expensive. I could not buy it.
3. Can I have a word with you, please?
4. I generally leave work at six, but I can leave earlier on Fridays.
5. can/could you help me carry this downstairs?
6. can/could she come to the office tomorrow?
7. I tried to see her, but I was not able to.
8. It is so heavy that I can not lift it.
9. I will not be able to come tomorrow, I'm afraid. I'm too busy.
10. Were you able to contact your parents yesterday?
11. He ( was not able to) work since his illness.
12. After I had tried for a few hours, I was able to open the door and get out.
13. I can see you next Monday at ten.
14. They didn't come to the restaurant. They (could not) afford it.
15. When they came back from Paris they could speak perfect French.