二、按要求写词。
1. break(过去式)
2. grow(过去式)
3. sell(过去式)
4. pick(过去式)
5. is(过去式)
6. read(过去式)
7. study(过去式)
8. begin(过去式) ______
9. see(过去式)
10. are(过去式)
11. think(过去式)
12. forget(过去式)
13. throw(过去式)
14. man(复数)
15. tooth(复数)
16. hero(复数)
17. easy(反义词)
18. cheap(反义词)
19. save(反义词)
20. honesty(形容词)
21. nine(序数词)
22. will not(缩略形式)

1. broke 2. grew 3. sold
4. picked 5. was 6. read 7. studied
8. began 9. saw 10. were
11. thought 12. forgot 13. threw
14. men 15. teeth 16. heroes
17. difficult 18. dear 19. waste
20. honest 21. ninth 22. won't