Ответ:

1. In the past people lived in caves. Now people live in houses. 2. Cave people wore animal skins. Now people wear clothes. 3. Cave people ate meat. Now we eat meat, too. 4. I usually came yesterday. 5. My sister fed her dog every day. She feeds it two hours home at 3 o'clock. I fed her dog every day. She feeds it two hours home at 4 o'clock. 6. Jane was at home now. She was in the country last week.