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.