Use the suitable preposition of time :
1 The course begins ………….7 January and ends ………………. 10 March.
2 I went to bed …………… midnight.
3 We arrived ……………. 5 o’ clock the morning.
4 Mozart was born in Salzburg ……………. 1756.
5 Are you doing anything special …………….. week-ends?
6 Hurry up! We’ve to go ……………… five minutes.
7 I last saw Amina…………….. Tuesday.
8 He has lived in India ………………. two years.
9 I’ll phone you …………….. Tuesday morning about 10.
10 Farida’s grandmother died ………………1987 the age of 81.