30．---What's happening?

　　 ---There must be somebody ____ outside our window．

　　 A．shout　　 B．shouts　　 C．shouted D．shouting

29．Children should ___________ get on well with others.

　　 A．teach how they　 B．teach how to　 C．be taught how to D．taught to

28．---Bill has finished his homework．

　　 ---________________________.

　　 A．So does Mary　　 B．So is Mary．　 C．So has Mary D．So Mary has

27．The girl doesn't want to _____ her parents_____，so she works harder than before．

　　 A．make；happy　　 B．let；down　　 C．let；glad D．put；up

26．If a friend said ___ about you，would you think about what he said?

　　 A．nothing bad　　 B．anything good C．bad something D．something bad