1.Are you busy today?-No,I’m free.
2.Is your sister a teacher?-Yes,she is a teacher.
3.Are you married?-No.I’m not married.
4.Is Ann at home?-Yes,she is.
5.Am I late?-No.
6.Is he a good sportsman?-No.But he was a good sportsman.
7.Is your sister interested in dancing?-No.She was interested in dancing last year.But now she is interested in sport and music.
8.Was you friend at the lesson yesterday?-No.He wasn’t.
9.Will you be late tomorrow?-No.I won’t.
10.Was it cold yesterday?-No.It was warm yesterday.
11.Are they interested in reading?-No,they are interested in computer games.
12.There are three of them.
13.There are four of us.There were five of them.
1.Was he late or he was on time?
2.Will he be busy or free?
3.Is she in Vladivostok now or in Ussuriisk?