III

1. Friendship

2. Industrial 

3. Official

4. Informative

5. Communication

6. Moderned

7. Fashionable 

8. Designer

9. Helpful

10. Inquiry 

11. Noisily 

12. Advertisements 

13. Invention

14. Encourage 

15. Musicians

16. Poems

17. Limitation

18. Convenient 

19. Students

20. Performance 

IV.

1. Has not seen

2. Is taken

3. Is mentioned 

4. Were- doing- came

5. Learning

6. Having repaired 

7. Bought

8. Will-go

9. Watching-reading

10. Am stayding- have

11. Is knocking

12.  Will become

13. Circles

14. Doesn't phone

15. Worrying 

16. Will-rains

17. Will go

18. Smells

19. Will be-don't go

20. Playing-doing

21. To dream-were

22. Would try

23. Have travelled

24. Didn't rain

25. Have-been- have been

26. Could

27. Listening

28. Reading

29. Knew

30. Were having

31. To learn

32. Has written-met

Bài 3 :

`1`. Friendship

`2`. Industrial 

`3`. Official

`4`. Informative

`5`. Communication

`6`. Moderned

`7`.Fashionable 

`8`. Designer

`9`. Helpful

`10`. Inquiry 

`11`. Noisily 

`12`. Advertisements 

`13`. Invention

`14`. Encourage 

`15`. Musicians

`16`. Poems

`17`. Limitation

`18`. Convenient 

`19`. Students

`20`. Performance 

Bài 4 :

`1`. Has not seen

`2`. Is taken

`3`. Is mentioned 

`4`. Were- doing- came

`5`. Learning

`6`. Having repaired 

`7`. Bought

`8`. Will-go

`9`. Watching-reading

`10`. Am stayding- have

`11`. Is knocking

`12`.  Will become

`13`. Circles

`14`. Doesn't phone

`15`. Worrying 

`16`. Will-rains

`17`. Will go

`18`. Smells

`19`. Will be-don't go

`20`. Playing-doing

`21`. To dream-were

`22`. Would try

`23`. Have travelled

`24`. Didn't rain

`25`. Have-been- have been

`26`. Could

`27`. Listening

`28`. Reading

`29`. Knew

`30`. Were having

`31`. To learn

`32`. Has written-met

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