Unit 4 The Internet Connects Us
课时滚动训练
[Lessons 19—21]
Ⅰ.完形填空
Nowadays, WeChat is becoming more and more__1__ in China. No matter where we are, we can send text or voice messages to our friends. We can also find a stranger to talk to by shaking the __2__. Another fun function(作用) is that WeChat can help to search for people who live nearby with the program on. Many people like this function, __3__ it can help them find more people.
In my opinion, WeChat is really__4__ useful chatting tool. It can help people __5__ with their friends more easily. However, it is also__6__ for people, especially for students. As you see, some people use WeChat __7__ too long. It is not healthy to them. So I have some advice __8__ it in a correct way. First, we should not use it when we are studying. We can't focus on our study if we use it. Second, we must be careful. We should neither show too much personal information __9__ trust strangers so much.
We should learn how to use it properly. Remember, WeChat is not everything in your life. __10__ depend too much on it.
( )1.A.popular B．cheap
C．poor D．rich
( )2.A.radio B．phone
C．computer D．TV
( )3.A.so B．but
C．because D．and
( )4.A./ B．an
C．a D．the
( )5.A.argue B．communicate
C．dance D．work
( )6.A.good B．better
C．worse D．bad
( )7.A.for B．in
C．on D．with
( )8.A.use B．using
C．uses D．to use
( )9.A.or B．nor
C．and D．but
( )10.A.Doesn't B．Don't
C．Isn't D．Haven't
Ⅱ.2018·滨州阅读理解
Inventions make the world better, smarter and a little more fun.
The folding bike helmet (头盔)
People hate to wear a helmet because it's thick and heavy. Morpher is a bike helmet made from plastic. It
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is just as strong as the traditional ones, but flexible (灵活的) enough to fold almost totally flat. Also it is much easier to carry.
Shoes that tie themselves
After we see the movie Back to the Future, almost everyone wants a pair of selftying shoes. Now, thanks to Nike, the shoe dream comes true. When you press a button, the shoes can tie themselves.
The smart alarm clock—Hello Sense
An alarm clock, called Hello Sense, can improve your sleep. It can control the temperature, light and even air quality in your bedroom to help you have a perfect sleep environment. And it can record your sleep cycles.
Sweet potatoes that could save lives
The lack (缺乏) of vitamin A can cause blindness and many other illnesses for illnesses. In subSaharan Africa, plant experts are helping them grow a kind of new sweet potatoes. These potatoes can help them fight against some illnesses.
( )1.The folding bike helmet is ________．
A. thick and heavy
B．made from metal
C．not as strong as a traditional one
D．flexible enough to fold almost flat
( )2.Which company makes selftying shoes?
A. Adidas. B．Nike.
C．Kappa. D．LiNing.
( )3.The smart alarm clock can NOT ________．
A. improve our sleep
B．control our weight
C．record our sleep cycles
D．control the temperature in the bedroom
( )4.If a child has a poor eyesight, he may be in the lack of ________．
A. vitamin A B．vitamin B
C．vitamin C D．vitamin D
( )5.You can find the passage in a ________．
A. newspaper B．storybook
C．guidebook D．cookery book
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详解详析
Ⅰ.1—5 ABCCB 6—10 DADBB
Ⅱ.[主旨大意] 本文是一篇说明文。文章介绍了四个与生活相关的发明，头盔、自己系鞋带的鞋、智能闹钟和拯救生命的甜土豆。
1．D 细节理解题。由表格第一栏中“…but flexible enough to fold almost totally flat.”可知，这种头盔可以灵活地折叠，几乎成平的。故选D。
2．B 细节理解题。由表格第二栏中“Now, thanks to Nike, the shoe dream comes true.”可知，耐克公司制作出了自己系鞋带的鞋子。故选B。
3．B 4.A 5.A
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