Supply the proper form, adjective or adverb:

1. he always does his homework .. (careful).
2. he is a very (careful) student.
3. come (quick). we need your help.
4. you should drive more (slow) along this road.
5. the old man walks very .. (slow).
6. helen is a very . (slow) student.
7. her brother, on the other hand, learns (rapid).
8. mr. gonzales has a . (permanent) visa.
9. he hopes to remain in this country .. (permanent).
10. this is an (easy) exercise.
11. i can do all of these exercises (easy).
12. helen works very (hard) in her new job.
13. you walk very (fast).
14. they are both . (serious) students.
15. they both study english very (serious).
16. i agree with you . (complete) in that matter.
17. this apple is very . (soft).
18. she always speaks . (soft) to the child.
19. helen is a .. (beautiful) girl.
20. her sister plays the violin (beautiful).