1) He was washing his hair when the telephone rang, that was why he didn't answer it.
2) It was snowing when I left the museum.
3) I like it when it rains.
4) She didn't say a word to anybody.
5) He has lived here since April.
6) She has known him for many years. She thinks he is a very good dentist.
7) The firemen are very brave, aren’t they?
8) He had no questions for you, did he?
9) I didn’t know whose bike it was.
10) I wonder where she bought those toys