2017届高考英语一轮复习阅读理解解析版汇编：84（含解析）_高考复习指南

2017届高考英语一轮复习阅读理解解析版汇编：84（含解析）

　　A . I’m full

　　B . I’m sorry

　　C . I have had enough

　　D . Excuse me, please

　　3. In Polynesia, to be polite while eating you should __________.

　　A . eat quickly

　　B . sit still

　　C . turn your back on others

　　D . say “Be quick, please”

　　4. People in an East African town are being polite by __________.

　　A . waiting for a long time before visits

　　B . sitting down beside others

　　C . seeing a friend quickly

　　D . trying not to see you

　　5. We have good manners to show that we __________.

　　A . are different from other people

　　B . don’t want other people to worry us

　　C . begin all manners in the same way

　　D . want to be friends with other people

　　【参考答案】1—5、BDCDD

　　阅读下列四篇短文，从每小题后所给的A,B,C或D四个选项中，选出最佳选项。

　　Medical drugs sometimes cause more damage than they cure. One solution to this problem is to put the drugs inside a capsule, protecting them from the body—and the body from them—until they can be released at just the right spot. There are lots of ways to trigger (引发) this release，including changing temperature, acidity, and so on. But triggers can come with their own risks—burns, for example. Now, researchers in California have designed what could be a harmless trigger to date: shining nearinfrared light (NIR, 近红外线) on the drug in the capsule.