Ⅰ.1. twentieth
2. secretary
3. quarter
4. zero
5. Indian
6. boss
Ⅱ. 7. quarters
8. Indians
9. recently
10. industrial
Ⅲ.
11 | 12 | 13 | 14 | 15 |
C | B | B | B | C |
16 | 17 | 18 | 19 | 20 |
B | A | C | B | B |
Ⅳ.21. better and better
22. between,and
23. even though
24. grow up
25. reason was that
Ⅴ.26. troubles
27. pronunciation
28. deal
29. laugh
30. makes
31. afraid
32. secret
33. learner
34. whenever
35. best