1, C-learning

2, C-was repaired

3, B-so

4, B-off

5, A-to go

6, A-have

7, C-traditions

8, C-haven't they

9, B-seeing

10, C-turned

11, A-since

12, C-up with

13, D-No subject is more difficult than Maths

14, B-I wish I were taller

15, D-It's necessary for us to think about this matter

16, D-I wish he were here

17, A-They are used to going Ha Noi at the weekends

18, D-came

19, B-didn't have

20, B-Seniority

21, A-I am glad you like it

22, C-Loudspeaker

23, D-been passed down

24, A-on

1. C

2. C

3. B

4. B

5. A

6. A

7. C

8. C

9. B

10. C

11. A

12. C

13. D

14. B

15. D

16. D

17. A

18. D

19. B

20. B

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