其句型是:句型1:主语+ be+其它,isn’t(aren’t,
wasn’t, weren’t)+ 主语?
句型2:主语+ be not+其它,is(are, was, were) + 主语?
① You are from America,
aren’t you? Yes, I am. No, I’m not.
② It isn’t very cold today, is it? Yes, it is. No, it isn’t.
③ Tom was away yesterday, wasn’t he? Yes, he was. No, he wasn’t.
④ The Green weren’t at home last night, were they?
Yes, they were. No, they weren’t.
⑤ Mary is reading English now, isn’t she? Yes, she is. No, she isn’t.
⑥ Your parents aren’t going to have a party this Sunday, are they?
Yes, they are. No, they aren’t.
⑦ The girls were singing when the teacher came in, weren’t they?
Yes, they were. No, they weren’t.
注意:There be句型
① There is an old picture on the wall, isn’t there?
Yes, there is. No, there isn’t.
② There aren’t any children in the room, are there?
Yes, there are. No, there aren’t.
③ There wasn’t a telephone call for me, was there?
Yes, there was. No, there wasn’t.
④ There were enough people to pick apples, weren’t there?
Yes, there were. No there weren’t.