课时作业(二十一)　[选修模块7　Unit 21 Human Biology]

　　[限时：30分钟]

　　Ⅰ.单项填空

　　1．Turn the TV down, please.

　　I have little________

　　for noise.

　　A．tolerance　B．resistance

　　C．dependence

　　D．persistence

　　2．—What made her so upset?

　　—________ .

　　A．Lost her bike

　　B．Losing her bike

　　C．She lost her bike

　　D．Because of losing her bike

　　3．Do you agree or________

　　the plan? You have a say about this.

　　A．opposeB．refuseC．objectD．demand

　　4．He didn't make________clear when and where the meeting would be held.

　　A．these

　　B．this

　　C．it

　　D．that

　　5．As time went on, those unpleasant events were gradually________from his memory.

　　A．wiped out

　　B．stood out

　　C．cleaned out

　　D．put out

　　6．If we________ other people's love and trust in us, we will be cast aside by others one day.

　　A．hold

　　B．take

　　C．abuse

　　D．has

　　7．Every classroom in this modern school is________

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