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．oppose B．refuse C．object D．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.
