III.

1. in - of

2. from

3. in - of 

4. in

5. to - in 

6. on - in - of 

7. in - of 

8. in - on

10. on

V.

1. We dont have a history class today.

2. It's too dirty.

3. It's nine - fortyfive

4. He usually goes to work at six - fortyfive

5. There are over 500 students in my school.

6. English is her favortie subject. 

7. Students in VN free in sunday.

8. We sometimes go home at eleven fifty.

9. His house is in front of the mountain.

10. The library has over 100m books.

11. How many books docs the library have?

12. The library has over 100m books.

13. We have five forty-five minutes class.

14. Mrs Lien's son is 12  years old.

15. What about going to the cafetina?

16. It's a five-day journey.

17. We have two fifteen minutes break.

18. It's a forty-five minutes test.