Is Kate cleaning the door?
A.Yes, she is.
B.Yes, she does.
B.C.No, she don’t.
D.No, she doesn’t.
( ) （6） Let’s go and _____ football.
A.playing B. play C. to play
( ) （5）She always has _______ lesson.
A. swimming B. dance C. skateing
( ) （4） I often swim _______ weekends.
A. at B. in C. on
( ) （3） Billy is too fat, he can’t _____of the door.
A.get out B. get up C. get to
( ) （2） Peter often _____ an e-mail to his friend.
A.send B. sends C. give