VII

1 was caught

2 is read

3 is cut

4 had been cleaned

5 will be built

6 have already typed

7 ought to be typed

8 are being taught

9 are caused

10 have been repaired

VII

1 was invented

2 worked

3 was introduced

4 became

5 to be

6 was used

7 is found

8 plays

9 will be manufactured 

V

1 have just met- met

2 have known-was

3 have walked

4 came- was talking

5 could buy

6 know

7 were-had

8 could speak

9 was arriving-was met

10 finishes- am working

III

1 am

2 came

3 haven't met

4 started

5 have learned

6 didn't understand

7 has improved

8 have just taken

9 pass

10 will move

11 will come

12 haven't seen

13 have never been

14 don't speak

Hì hì,nhiều bài mik ngại làm nha

VII

1. was invented

2. worked

3. was introduced

4. became

5. to be

6. was used

7. is found

8. plays

V.

.1 have just met...met

2. have known...was

3. have walked

4. came... was talking

5. could buy

6. know

7. were...had

8. could speak

9. was arriving...was met

10. finishes... am working

III.

1. am

2. came

3. have not met

4. started

5. have learned

6. did not understand

7. has improved

8. have just taken

9. pass

10. 'll move

11. 'll come

12. have not seen

13. have never been

14. don't speak

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