28．You have never been to Shanhai，_______?

    A．haven't you     B．haven’t  I    C.  have you

27．This house is too____．I don’t have much money to buy it．

    A．expensive      B．clean        C.special

26．---Can you make your kite____higher in the sky?

    ---Certainly．

    A．to fly          B．fly          C．flying

25．I think it's_____story I have ever heard.

    A．the most interested    B．the most interesting    C．the interested

24．When I got home，I saw my mother________.

    A．cooking        B．cook      C.  to cook

23．What was she doing when you________ her bedroom?

  A．entered into       B．entered    C．enter to

22．----Do you know________last Sunday'?

    ----Sorry，I don't know．

  A．what John did    B．what did John do    C．what John does

21．His grandpa______ on the chair for two hours．

  A．has been sitting   B．has been sit  C．sat

20．You must spend some time________English every day．

  A．read            B．to read     C．reading

19．Would you mind _______the dishes after super．

  A．to wash    B．wash    C．washing