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Unit 5 Great inventions
Lesson 3
一、用括号内所给单词的适当形式填空。
1. Bencao Gangmu is ________ (wide) read not only in China but also in many other countries.
2. At last, the poor woman __________ (tell) that the company couldn’t afford to pay for her work.
3. A recent survey tells us that Chinese people only read 4.77 ________ (print) books a year on average.
4. There was little time left, so Dr. Robot ___________ (ask) to cut down his speech to 20 minutes.
5. App is short for a____________, a software program on a computer or a smartphone.
6. Miss Li explains the question clearly and ________ (simple) so that everyone can understand it.
二、完成句子。
1.我喜欢在电脑上 和朋友们聊天 。
I like to _____ _______ _______on the computer.
2. 现在越来越多的人用人工智能搜索信息。
Now more and more people use AI to ____ _____information.
3.这本书 是由一位著名作家写的 。
This book _____ _______ _____ _____ ______ _____.
4.过去，人们 把信写在纸上 。
In the past, people wrote letters _____ _____ .
这台电脑连接着互联网。
This computer_____ _______ _____the internet.
三、完形填空
The first computers were made between the 1930s and 1940s. They were often the 1． of a room. And they were 2． programmed to do Maths problems. They were very important for businesses 3． they could work out very difficult problems again and again, without making mistakes.
In the 1970s, there were 4． computers. People bought computers for their homes. The computers didn't have a mouse, but the keyboard was used to 5． the computer what to do.
When the 6． computer games were sold in the 1980s, people could use computers for 7． as well as for work. During the 1980s and 1990s,computers were sold with speakers and colour screens, and people could play more exciting 8． .
In the 1990s, a revolution (大变革) in communication 9． . People could use computers to talk with family and friends, and businesses could sell products all over the world 10． and easily.Computers are now also used for shopping, watching a movie, and downloading music. And in the future we may have smaller computers we can put in our pockets, and 3D computers for amazing movies and gaming experiences.
1．A． colour B． size C． height D． sound
2．A． never B． hardly C． usually D． seldom
3．A． because B． if C． when D． after
4．A． longer B． heavier C． smaller D． larger
5．A． teach B． tell C． help D． show
6．A． one B． two C． first D． second
7．A． health B． fun C． money D． safety
8．A． games B． songs C． sports D． balls
9．A． took after B． took off C． took place D． took out
10．A． quickly B． slowly C． happily D． carefully
四、阅读
People first used computers to do difficult numerical calculations (计算), but little by little computers played many other roles. They have become more and more important in most people's lives.
Business
Almost every company uses computers panies use computers to store information, manage projects and create reports. The staff (全体职工) use computers to communicate with people inside and outside the companies.
________
Computers can give learners audio-visual packages, interactive exercises, and remote (远程的) learning, including teaching over the Internet. Teachers and students can visit educational information on the Internet or e-books with the help of computers.
Healthcare
Computers are of great help in healthcare. Digitized medical information makes it easier to store and check patients' records. Doctors can use computers to deal with the information and make final medical decisions.
Art
Computers are used in every part of the arts now. People can use computers to create designs and puters can be used to edit (编辑), copy, send, and print puters can also be used to make, record, edit, play and listen to music. They can be used to edit and watch videos, too.
Weather Prediction (预测)
The world's weather is changing all the time. It is impossible for people to monitor (监控) and deal with all the information coming from satellites and other technologies. So people can't predict what is likely to happen in the future. But computers can help to do all of these.
阅读以上材料，根据其内容回答其后各个小题。
1．What do companies use computers to do
①Store information. ②Manage projects. ③Create reports. ④Show directions.
⑤Communicate.
A．①②③⑤ B．①②④⑤ C．①③④⑤ D．②③④⑤
2．Which of the following is the best subtitle (小标题) to fill in the ________
A．Teaching. B．Reading. C．Education. D．Training.
3．What do we know from the underlined sentence in Paragraph 4
A．Computers are good helpers for doctors.
B．Computers are more useful than doctors.
C．Doctors should use different computers.
D．Doctors can deal with computer problems.
4．Why can't people predict the future weather
A．Because the weather information isn't enough.
B．Because people don't master the technologies.
C．Because the satellites are much farther away.
D．Because the weather is changing all the time.
5．What is the theme (主题) of the passage
A．Nature. B．Science. C．Sports. D．Culture.
答案
一、1.widely 2.was told 3.printed 4.was asked 5.application 6.simply
二、1.chat with friends 2.search for 3.was written by a famous writer
4.on paper 5.is connected to
三、BCACB CBACA
四、ACADB

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