1. She broke a plate when she was washing the dishes.
2. They flew to Paris in a jumbo jet last week.
3. I set the alarm clock for 7:00 yesterday morning, but I woke up a half-hour before the alarm clock rang.
4. I wrote a letter to my friends in Spain
5. He bought flowers to his girlfriend for her birthday.
6. His mother took care of him when he "was" sick.
7. The teacher taught the mathematics class and then gave the students three exercises to do for homework.
