17. Can

17.1 Say the following a) in the future and b) in the past

1. He can leave it here (1) [a) for an hour/ b) whenever he wanted to].
2. He can play chess (1 or 2) [this afternoon/ when he was young].
3. I can fly a plane (2) [after a few more lessons/ when I was in the air force].
4. We can do this exercise (2).
5. She can cook very well (2) [with more practice/ when I knew her].
6. I can go early (1) [if he lets me/every day last summer].
7. She can make her own dresses (2) [in a few years time/ before she got married]
8. She can read easily (2) [with her new glasses/ before her eye trouble].
9. He says I can have another one (1) [tomorrow/ he said ___ yesterday].
10. I can go swimming (1 or 2) [when it is warmer/ when ever I liked].
11. She can play the piano (2) [when her arm is better/ a few years ago].
12. We can't find it (2) [until tomorrow/ when we looked for it].
13. John can stay up late (1). [tonight/ even when he was a small boy].
14. I can meet you (1 or 2) [on Saturday/ whenever I liked] .
15. My sister can sew very well (2) [soon/when we were in London].
16. We can speak English (2) [soon/whenever I liked].
17. I can't have a car (1) [until I am older/ until I was twenfy/one]
18. He can find a good answer (2) [if you ask him tonight/ whenever I asked him a question]
19. My father can help me (2) [when he comes home/ when he had time].
20. We can see the sea (2) [a little farther on/ from the top of the hill].
21. You can borrow a book (1). [tomorrow/ whenever you wanted].
22. Jill can climb trees (2) [when she is a bit older/ when she was younger].
23. We can't understand [until you explain it again/ when he spoke so quietly] (2)
24. She can bring a friend (1) [with her this afternoon/any time she liked.
25. They can build better houses (2). [in the year 2050/ in 1850].