21.(　 )____Mary like____.　 A. Do, orange　 B. Do, an orange　 C. Does, oranges

20.(　 )I like playing sports. Let’s play___. It sounds____.

A. the baseball, good　 B. baseball, well　 C. baseball, good　 D. the baseball, well

19.(　 )John doesn’t ___ a baseball.　 A. has　 B. haves　 C. have　 D.hases

18.(　 )Let us ____, please.　 A. play tennis　 B. play the tennis　 C. play a tennis

17.Does Tom___ any eraser? Yes, he___ three erasers.　

A. have, have　 B.has, has　 C, have, has　 D. has, have

16.(　 )Do Lucy and Lily have a nice room? Yes,____.　 A. she do　 B. she has　 C. they do　

15.(　 )___ play ping-ping. It’s an ____ game.　

A.Let’s, fun　 B. Let’s,interesting　 C.Let’s boring　 D. He, interesting

14.(　 )Are these erasers? No, ___. A. it isn’t　 B. those aren’t　　 C. they aren’t　 D. they are

13.(　 )Jim has a sister, __name is Kate.We like___.

A.her,her B. her,she　 C.her,him　 D.she,her

12.(　 )Let’s ___ the blackboard(黑板).　 A. Look　 B. Look at　 C. Looks at