1. While the parents (shop) , the son (look) at the toys.
2. When I (arrive) the dog (eat) my lunch.
3. Greg (not work) yesterday because he (be) ill.
4. I (look) through the window and I (see) that it (rain) .
5. He (turn on) the light but he (not see) anybody. All his friends (hide) behind the sofa.
6. They (live) in Scotland when their daughter (have) the accident.
7. Albert (drive) fast when the police (stop) him.
8. When I (see) Jim, he (read) a book in the park