4．阅读短文，从每小题所给的A．B．C三个选项中选出最佳选项．
Some parents agree that smartphones（智能手机）are bad for students'health and study．They hope their children can keep away from smartphones．
Tang Lin，14，from Changsha，supports parents'opinions．He uses a dumbphone（非智能手机）and finds that its functions（功能） are enough for him．Tang once said many students spent much time on games and QQ with their smartphones．He also said，"If students use smartphones，they may use them to listen to music，surf the Internet or do some other things．In this way，they may not work hard at their studies．As students，we don't need to use smartphones．"
But Chen Yu，16，from Zhuzhou，doesn't think so．She thinks that she can't live without smart phones．She said，"Smartphones are useful，I often use my phone to surf the Internet，chat with my friends and get the latest news．It opens up my eyes．"
Smartphones have advantages and disadvantages．The key to the problem is how to use smartphones．In fact，it is a test of students'self-control．Zhang Yan，13，from Hengyang，understands the pint well，She said，"I put my phone out of my sight when I am studying．I also set a time limit about 20minuets when I use it．I follow these rules so the smartphone doesn't affect my life badly．"
56．What does Tang Lin think of smartphones？C
A．Dumbphones don't have enough functions．
B．Smartphones are too expensive for students．
C．Students don't need to use smartphones．
57．The underlin self-control"probably means"B"in Chinese．
A．自信
B．自我控制
C．自立
58．What doesn't Chen Yu often use her phone to do？C
A．To chat with friends．
B．To get the latest news
C．To play games．
59．Zhang Yan spends aboutAwhen she uses her smartphone．
A.20minutes
B.30minutes
C.40minutes
60．What's the main idea of the passage？B
A．Differences between smartphones and dumbphones．
B．Students'opinions about using smartphones．
C．What teachers and students think of smartphones．
分析 本文是讨论智能手机的利和弊，有些父母和学生认为智能手机对健康和学习有害，应该远离智能手机，其他人认为智能手机很实用，上网，聊天获取最新消息，开阔眼界，智能手机有利有弊，问题是要有自控力，好好利用．
解答 CBCAB
56．C．细节题．根据第二段As students，we don't need to use smartphones可知学生没有必要使用智能手机，故选C．
57．B．词意猜测题．结合最后I put my phone out of my sight when I am studying．I also set a time limit about 20minuets when I use it．I follow these rules so the smartphone doesn't affect my life badly．"可知这是对学生的自控力的一个测试，故选B．
58．C．细节题，根据第三段Smartphones are useful，I often use my phone to surf the Internet，chat with my friends and get the latest news．It opens up my eyes．"
可知不用来玩游戏，故选C．
59．A．细节题，根据最后I also set a time limit about 20minuets when I use it．可知是二十分钟，故选A．
60．B．主旨大意题．结合第二段Tang Lin，14，from Changsha，supports parents'opinions第三段But Chen Yu，16，from Zhuzhou，doesn't think so．本文是学生对使用智能手机的看法，故选B．
点评 细读题材，各个击破．掌握全文的大意之后，细细阅读每篇材料后的问题，弄清每题要求后，带着问题，再回到原文中去寻找、捕获有关信息．
