2. Put verbs in Past Simple and Past Continuous.
1. They (to drink) tea when I (to come) home.
2. When I (to enter) the classroom, the teacher (to write) words on the blackboard and the pupils (to copy) them into their exercise-books.
3. They (to get) ready to go out when it (to begin) raining.
4. When he (to come) in, I (to do) my exercises.
5. You (to sleep) when I (to go) out.