44．A．studying              B．swimming    C．sleeping          D．eating

43．A．many                  B．much            C．more              D．most

42．A．before                 B．after             C．until             D．in

41．A．that              B．what             C．why             D．which

39．―______do you tell him about the event?

     一By______ an e-mail．

A．What．sending           B．How，send          C．How，sending     D．What，send

38．It’s Jack’s turn______ the dishes today．

    A．wash            B．washes                 C．washing           D．to wash

37．There______ great changes in our country since l979．

    A．are               B．were             C．has been          D．have been

36．We want to help the children______ lost their parents in the earthquake．

    A．who             B．whom                  C．whose             D．which

35．一Could you go shopping with me now?

  一I haven’t______ the room yet．It’s still dirty．

    A．put out                B．taken out      C．cleaned out             D．got out