(     ) 11. --______ your new skirt ? -No , it's her skirt .

　　A. This is           B . Is this        C. That is

　　(     ) 12. --______ is Paul ? --_____ in the classroom .

　　A. Where ; He's      B. Where's ; He's  C. Where ;He

　　(     ) 13. --______ my father ?

　　A. What's   B. Where    C. Where's

　　(     ) 14. --______sit on the desk . -OK.

　　A. Please            B . Don't        C. Not

　　(     ) 15. --______ your jacket ? - Yes.

　　A. Is this   B. It is   C. This is

　　(     ) 16. - Is it in your schoolbag ? -No , ______ .

　　A. it is              B. it isn't        C. he is

　　(     ) 17. Don't listen ______ the boy.

　　A. to    B. at   C. on

　　(     ) 18. This is ______ ice cream .

　　A. two     B. an     C. a

　　(     ) 19. --How old are you ? --__________________.

　　A. It's nine          B. He's nine      C. Nine

　　(     ) 20 . It's time ______ the cake .

　　A . to     B. for    C. eat