III. Complete the following sentences with prepositions of time: at, on, in if necessary.

1.   I don’t like going out alone                      night

2.   I’m afraid I can’t come to your birthday party                 Sunday.

3.   What do you usually do                the weekend?

4.   Can you play football with us                   next Sunday?

5.   We went to bed late                      last night.

6. They are leaving for Hue                next Friday.

7.   Will you be at home                      this evening?

8.   I always feel relaxed                     the evening.

9.   We went to Nha Trang                 last summer.

10. I won’t be out so long. I’ll be back                       ten minutes.