С) past tenses 1. it (to be) cold yesterday. 2. yesterday at 4 p.m. she (to work) in the garden. 3. i (to see) his brother the day before yesterday. 4. he (to play) the piano for an hour before we came. 5. we (not to watch) tv last week. 6. they (to sit) in the room when she walked in. 7. he (to live) in moscow 10 years ago. 8. we (to walk) for two hours when we saw a house. 9. my parents (to sell) the old cat before they (to buy) a new one. 10. by six o'clock mum (to make) a cake. 11. they (to do) hw yesterday while she (to sleep). 12. my sister (to go) to england two months ago. before she (to buy) a ticket she (to reserve) a room in the hotel. she (to have) a great time there. she (to visit) a lot of places of interest. when the weather (to be) rainy olga (to watch) tv or (to read). she (to live) there for 2 weeks. but she (not can) visit stonehenge.

1. It was cold yesterday. 
2. Yesterday at 4 p.m. she worked in the garden. 
3. I saw his brother the day before yesterday. 
4. He played the piano for an hour before we came. 
5. We didn't watch TV last week.
6. They sat in the room when she walked in. 
7. He lived in Moscow 10 years ago. 
8. We walked for two hours when we saw a house. 
9. My parents sold the old cat before they bought a new one. 
10. By six o'clock Mum made a cake. 
11. They did hw yesterday while she was sleeping. 
12. My sister went to England two months ago. Before she bought a ticket she reserved a room in the hotel. She had a great time there. She visited a lot of places of interest. When the weather was rainy Olga was watching TV or reading. She lived there for 2 weeks. But she couldn't visit Stonehenge.