1. It was snowing / from 2 till 5 p.m. yesterday.
2. What were/ you doing / when your father / come/ home?
3. By the time when the police / came/ the man had run away.
4. Where did you go / last summer? – I / was / in Africa.
5. The strong wind is blowing/, it / is/ very cold.
6. I had finished my homework / by 6 p.m. yesterday.
7. I / came home, / opened the window, / and started watching/ the night sky.