Fill in the gaps with in, on or at and one of the phrases trom the list.
1 My favourite programme starts at eight o'clock every Wednesday night.
2 I'm having a birthday party at the weekend. I'll be twenty-five years old.
3 I'm going to bed. I have to get up early in the morning.
4 On Easter morning we eat chocolate eggs to symbolise new life.
5 William of Normandy conquered Britain in 1066 at the Battle of Hastings.
6 Tim and I are going away. We'll be spending Saturday and Sunday in the mountains.
7 We have to work late on Tuesdays because that's the day we order new stock.
8 In the 60's the hippies went to peace rallies and wore flowers in their hair.
9 I'll meet you at lunchtime. Come to my office at twelve o'clock.
10 The bus leaves in ten minutes. And you're still not ready!
11 In prehistoric times people lived in caves and hunted wild animals for food.
12 I'm rather busy at the moment. I'll call you later this evening.