一A英文文法與習作(一）作業答案

Exercise 7

2. waiting, waited
3. hitting, (hit)
4. writing, (wrote/written)
5. shouting, shouted
6. cutting, (cut)
7. meeting, (met)
8. hoping, hoped
9. hopping, hopped
10. helping, helped
11. sleeping, sleeped
12. stepping, stepped
13. taping, taped
14. tapping, tapped
15. raining, rained
16. running, (ran/run)
17. whining, whined
18. winning, (won)
19. explaining, explained
20. burning, burned/burnt

Exercise 8

1. opening, opened
2. beginning, (began/begun)
3. occurring, occurred
4. happening, happened
5. referring, referred
6. offering, offered
7. listening, listened
8. admitting, admitted
9. visiting, visited
10. omitting, omitted
11. hurrying, hurried
12. studying, studied
13. enjoying, enjoyed
14. replying, replied
15. staying, stayed
16. buying, (bought)
17. trying, tried
18. tying, tied
19. dying, died
20. lying, lied

Exercise 9

2. promising, promised
3. slapping, slapped
4. wiping, wiped
5. carrying, carried
6. crying, cried
7. praying, prayed
8. smiling, smiled
9. failing, failed
10. filing, filed
11. dragging, dragged
12. using, used
13. preferring, preferred
14. signing, signed
15. pointing, pointed
16. appearing, appeared
17. relaxing, relaxed
18. borrowing, borrowed
19. aiming, aimed
20. cramming, crammed