13．________________ something about improving the situation.该是我们为缓和局面而出力的时候了。

　　答案　9.has resigned from　10.has undertaken not to play　11.have made him our monitor　12.What if13．It's high time that we did/should do

　　Ⅲ.根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

　　The iPod Generation

　　Today it is common to see people who walk about with colored wires hanging from their ears wherever they go. They move about in their personal bubbles, sometimes unaware of what's happening around them.__14__ Outside life is shut out. So are you one of them?

　　For me, walking around in my own personal bubble is perfect.__15__ What's even better, wearing earphones seems to give a signal to people which says, “I'm not available for chatting at the moment！”

　　Suppose, you're at work and about to make an incredible breakthrough, but a colleague suddenly turns up.At this precise moment, the slightest disturbance would break your concentration.__16__ Once again, those wires hanging from your ears would be sure to give that “Go away！” signal.

　　__17__ It's probably part of the growing－up stage when they just want to ignore their whole family.While their mothers give them lectures about why they should do their，Yes.Mum. Problem solved.

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