1.When Marry arrived at the airport, she saw that the plane had already took off.
2.Yesterday he came home at nine in the evening.
3.Nick played golf yesterday, he had never played golf before.
1.She was watching TV when my sister came home after work.
2.Where did you buy this book?
3.I had done my homework by 7 oclock.
4.We were very pleased to see Alice again at the party last Sunday.