Choose the right answer. 1. When Jack came home his mother cooked/was cooking lunch. 2. I slept/was sleeping yesterday at midnight. 3. When Frank entered the classroom he saw/was seeing that everybody was there. 4. The policeman saw a man crossing the street and stopped/was stopping him. 5. While John was playing the computer his sister talked/was talking on the phone. 6. The Great Patriotic War finished/was finishing in 1945. 7. My father read/was reading a newspaper when I entered the kitchen. 8. At this time yesterday we played/were playing tennis. 9. He called his friend and asked/was asking him if everything was alright. 10. When I was 10 I went/was going to school.