6．-What's wrong with you, Tom?

　　-How________I work with all this noise going on?

　　A．can B．may

　　C．must D．will

　　解析：选A　根据语境可知答话者想说"这么大的噪音，我怎么工作"。can可用于表示某条件使人可以做某事，意为"能"。

　　7．Surfing has many hidden dangers，________must be taken notice of before one takes it up.

　　A．what B．that

　　C．which D．why

　　解析：选C　关系代词which引导定语从句，指代前面整个主句内容，并在从句中作主语。

　　8．Thank you ever so much for your congratulations and good wishes.I hope I can ________ them.

　　A．look out for B．come up with

　　C．live up to D．look forward to

　　解析：选C　句意：非常感谢你的祝贺和美好愿望，我愿不辜负你的厚望。look out for"当心"；come up with"提出，想出"；live up to "不辜负"；look forward to"期望，盼望"。

　　9．People who have a sweet tooth and can't resist ________ chocolate and ice cream are more likely to put on weight.

　　A．to eat B．to eating

　　C．having eaten D．eating

　　解析：选D　can't resist doing sth.为习惯用法，意思是"忍不住做某事，情不自禁做某事"。

　　10．________ in the valley for a whole night，the hikers were tired and hungry when the policemen came to their rescue.

　　A．Trapping B．Being trapped

　　C．To have trapped D．Having been trapped

　　解析：选D　the hikers 与trap之间是逻辑上的被动关系，且trap这个动作发生在主句谓语动词之前，故用其v.­ing形式的完成式作状语。

　　11．The restaurant has earned a good ________for its food over the years and is always crowded with people.

　　A．reputation B．theme

C．connection D．principle