【解析】 推理判断题。最后一段“Ms.Davis recommends using wired headsets or the phone's speaker.Children should text rather than call,she said,and pregnant women should keep phones away from the abdomen”所讲述的都是一些正确使用手机以防止辐射的影响的方法,由此判断选B项。
【答案】 B
4.What does the passage mainly talk about?
A.Be careful when using cell phones.
B.Don't hold your cell phone against your ear.
C.Rats exposed to radiation have damaged DNA in their brains.
D.Low-energy radiation could damage cells that could lead to cancer.
【解析】 主旨大意题。本文主要介绍使用手机的副作用,最后警示人们要正确使用手机。因此A项更能说明全文的主旨,而其他三项只是文中的细节内容,故选A项。
【答案】 A
Ⅲ.阅读填句
(2017·云南省玉溪一中模拟)
How to Calm Your Teen's Nerves before an Exam
Stress is a feeling of physical and mental of emotional strain of tension, which disturbs or interferes with normal physiological balance. Stress can be overwhelming for anyone, but it can be especially difficult for a teen that has not yet developed effective coping skills. A major source of teen stress is school exams, and test anxiety is not uncommon. So, how can parents help their teen stay calm before an exam?
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