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1、Unit 3 Computers第4课时 Grammar课内基础练一、根据句意及首字母提示完成句子。1. This suitcase is much c_ than that one.2. The apartment is too e_ for the young to buy.3. This book c_ him twenty yuan.4. What about the w_? Which one is lighter?5. - Is this bag made of l_?- Yes, it is.二、用括号中所给单词的适当形式填空。1. Which lesson is _ (diff
2、icult) in Book 2?2. That was one of _ (exciting) moments in 2019?3. This kind of food must be _ (delicious) than that kind.4. Emily used to be short, but now she is much _ (tall).5. That is _ (easy) of all.三、单项选择。1. - Home is _ place wherever you go. - East or west, home is the best.A. warmB. warmer
3、C. warmestD. the warmest2. - Is it _ cheaper and _ enjoyable to travel by train than by plane? - Yes, I think so.A. very; very moreB. even; a littleC. more; much moreD. much; far more3. I felt much _ after I told the problems to my close friend.A. goodC. betterC. betterD. best4. - I want to buy a sh
4、irt. But I have a little money. - The shirts here are all very cheap. And the yellow one is _. Do you like it?A. cheapB. cheaperC. the cheapestD. expensive5. - Do you know that China is one of _ countries in the world? - Yes, I do. It's _ older than America.A. the oldest; very B. old; veryC. the
5、 oldest; much D. oldest; much6. Mr Liu is a really nice person- the _ person I know.A. nicerB. nicestC. happierD. happiest7. Miho is _ student because she was born later than anyone else in her class.A. youngB. youngerC. the younger D. the youngest8. Nowadays people wish to have _ food than before a
6、s their life improves.A. healthyB. healthierC. healthiestD. the healthier四、同义句转换。1. Our classroom is 8 metres long. Their classroom is 6 metres long.Our classroom is _ _ _ _ theirs.2. Tom runs fastest of all the boys in his class.(1) Tom runs _ than the other boys in his class.(2) Tom runs faster th
7、an _ _ _ in his class.3. Peter is taller than I.I am _ than Peter.4. This garden is more beautiful than that one.That garden is _ _ than this one.课外提升练五、阅读理解Computers are useful machines. They can help people a lot in their life. For example, they can help people to save much time to do much work, a
8、nd they can help people to work out many problems they can't do easily. Our country asks everyone to learn to use computers except the old people.Today more and more families own computer. Parents buy computers for their children. They hope that computers can help them to improve their studies a
9、t school. But many of their children use computers to play games and watch videos. For most students, computers cannot help them to study better but make them fall behind. So computers are locked in boxes by parents.In some other countries, even some scientists also hate computers. They say computer
10、s let millions of people lose their jobs or bring them a lot of trouble. Will computers really bring trouble to people or can they bring people happiness? It will be decided(被决定) by people themselves!1. Why do we say the computer is a useful machine?A. Because our country asks us to learn to use it.
11、B. Because it can help us a lot.C. Because we can use it to play games.D. Because it can help us to find jobs.2. What do many parents complain about?A. They complain that their children use computers to play games.B. They complain that computers let them lose their jobs.C. They complain that compute
12、rs bring them a lot of trouble.D. They complain that computers cant bring them happiness.3. In this passage we know computers _.A. also bring us troubleB. bring us happiness onlyC. are hated by peopleD. are bad for people's health4. Can computers really help children to study better?A. Yes, they
13、 can.B. It's hard to say.C. No, they cant.D. Of course not.5. How do you understand the last sentence of this passage?A. It means computers are used by people.B. It means people can live well without computers.C. It means one must decide how to use the computer.D. It means computers are strange
14、machines.六、阅读填空We are already familiar with computer - computers work for us at home, in offices and factories. But it is also true that many children today are using computers at schools before they can write. _1_ Are these children lucky or not? _2_ They worry that children do not learn from exper
15、ience but just from pressing a button and that this is not good for them. _3_But some people understand more about computers. _4_Computers can help them to earn about the real world more quickly, to learn what they want to learn and to think by themselves. And for the future, don't we need peopl
16、e who can think clearly, who know how to get information quickly and use it well? _5_A. They think that children are growing not knowing about the real world.B. What do you think?C. Many people who do not know about computers think of them as machines that children play with.D. What does this mean f
17、or the future?E. They say that computers can be very good for children.参考答案：一、1. cheaper2. expensive3. cost4. weight5. leather二、1. the most difficult2. the most exciting3. more delicious4. taller5. the easiest三、1-5 DDCCC6-8 BDB四、1. 2 metres longer than2. faster, any other boy3. shorter4. less beautiful五、1-5 BAABC六、1-5 DCAEB4 / 4