-
最佳答案：变一般疑问句 .否定句.否定回答.肯定回答I‘m a doctor.依次为：Are you a doctor?I'm not a doctor.Yes,I am
-
最佳答案：1.This bus is new.This bus isn't new.Is this bus new?Yes,it is / No,it isn't.2.T
-
最佳答案：1.否定句：I can't sing and dance.一般疑问句：Can you sing and dance?肯定回答:Yes,I can.否定回答No,
-
最佳答案：Has Mike a tennis racket?Yes,he has/no,he hasn't.Do they like orangest?Yes,they
-
最佳答案：1.Is she Miss Smith?Yes,she is .No,she isn't.2.Are you an English student?Yes,I
-
最佳答案：否定句：①These books are not new.②Her sister is not a doctor.③I don't like watching
-
最佳答案：1.Is this your pencil?（作出否定回答）No,it isn't.2.David is here.(变一般疑问句）Is David here?
-
最佳答案：Is this your wallet?Yes,it is.No,it isn't.
-
最佳答案：①It isn't in the backpack.Is it in the backpack.Where is it?②They are not on the
-
最佳答案：1 Students have bicycles(bikes).Students haven't bicycles(bikes).[美]/Students do