2020届中考英语教材复习课时练及答案：八(上)Units7-8

1、八年级(上)Units 78I .单项选择。(D) 1. - Do you know how to spell word? ” honey ”Sure.It begins with ."h"A. a; an B. the; a C. a; a D. the; an (A) 2. -The air pollution is still terrible in some cities. Yes! It'll be much worse if we don't save the. A . environment B. space C. temperature D.

2、 apartment (C)3. My little brother got many WeChat red envelops the Spring Festival.How lucky he was!A . through B. betweenC. during D. inside(B)4.- I wonder if I am able to learn English well.-Nothing is as long as you put your heart into it.A . traditional B. impossibleC. educational D. dangerous

3、(C)5.Don't sugar to Mrs.Green's tea because she dislikes anything sweet.A . dig B . pull C. add D. mix(B) 6. When will the train arrive at the station?It'll arrive before noon , but I'm not sure.A . finally B . probably C. already D. hardly(A) 7.I think Mr.Smith is a good teacher.-I

4、agree you.He is very friendly to us.A . with B . toC. at D. on(C)8. What did the doctor say , Nick?He said if I wanted to be healthy , I should eat junk food and take exercise.A . less; fewer B. fewer; less C. less; more D. more; less(D) 9. Peter, the TV , please.It's time to watch the football

5、match. 一 OK, Dad.A . tune off B . turn downC. turn up D. turn on(8) 10. I'd like to know if Ted back in a week.一I'll call you when he back.A . will come ; will come B. will come ; comes C. comes; will come D. comes; comes n .完形填空。Recently, Zhejiang Province introduced a new policy( 政策).The p

6、olicy prevented schools from using smartphone apps for teaching , trying to help students protect their eyes.It _1L_ a hot discussion on the Internet.Now I want to say _12about the new policy , too.I understand that the policy aims to help students lead a(n) _13 life , but I doubt whether it will wo

7、rk.Teens , as you know , can be unbelievably stubborn(固执的)._14 they want to get something , they will do whatever they can to get it.Doing homework has now become a common excuse for students to use the Internet._15 , it is not the only one.So , preventing students from using education apps won'

8、t really cure their addiction( 瘾)to the online world.A better way could be to help students really understand the 16 of spending too much time on the Internet.In addition , computers are now used in almost every industry.A student who doesn't know how to use modern devices will fall behind.He or

9、 she will not be able to_17 with others for good jobs.So , in the long run , it doesn't _18 to prevent schools from using smartphone apps for teaching or to cut students' connection to the Internet.Of course, it is_19 to protect our eyes.However , since most jobs today require us to use the

10、computer for a long period , simply saying _20 to electronic devices is not the best way out.We should instead learn how to protect our eyes while living with modern technologies.(A)11.A.caused B. translated C. avoided D. canceled (D) 12.A.nothing B. anything C. everything D. something (A) 13.A.heal

11、thy B. easy C. hard D. special(C)14ABecause B . AlthoughC. If D. Unless(B) 15.A.Instead B . However(C) Luckily D. Almost(A) 16.A.danger B. safety C. experience D . secret (C)17.A.compare B. provide C. compete D. play (B) 18.A.refuse B. help C. remember D. expect(A) 19.A.important B . successfulC. fu

12、ll D. patient(D)20.A.sorry B. helloC. thanks D. goodbyem .阅读理解。(2019 宜宾)5G networks have been considered as one big thing for this century.They allow people to get faster services.Downloading information takes only seconds , instead of minutes.But no true 5G phones are able to be used now.It won'

13、;t work with 5G until such services are built.Users will need an adapter to bring in 5G signals.There's completely no need for users to worry about the safety of 5G signals.Where will we probably see 5G first ? The answer is in our living rooms.The speeds , about 20 times faster than the standar

14、d home Internet connection , are very likely to do wonders in our living rooms.Many users are tired of spending $100 or more monthly in booking cable(有线的)TV.They no more choose cable TV and begin to use streaming(在线播放) services connected to their broadband(宽带)service instead.Besides faster access, c

15、onnectivity might get a little cheaper in future for users only if a complete 5G network is set up.However, the cost of programs and apps will go up.Meanwhile , users are in great need of ordering more monthly services.Comparatively speaking , users are likely to pay more for 5G services.So far now

16、, it's mainly used at home A. ) 21.People can feel 5G's advantage directly by its. A . surprising speed B. comparatively low cost C. powerful functionD . convenient Internet connection(B)22.Why are 5G phones not widely used today? A . Because services are limited.B. Because special equipment

17、 isn't built yet.C. Because 5G signals are not strong enough.D . Because the safety of 5G signals is not for sure.（D）23.What will the writer probably write about next?A . 5G's role. B . 5G's history.C. 5G's influence. D. 5G's development.（C）24.Where does this passage probably com

18、e from?A . A story book.B. A science fiction.C. A popular science book.D . A research report.W .词语运用。用方框中所给单词的适当形式填空。danger, travel, possible, fill , shake25. It seems impossible for the Spring Festival Gala to satisfy all 1.3 billion Chinese.26. It is very dangerous to get lost in a forest.27. His

19、daughter shook her body because it was so cold.28. The young traveler planned to drive his new car to another city.29. It's time to_fill the house with flowers.V .综合填空。从方框中选择恰当的单词并用其正确形式填空。每个词限用一次。（人工智能）them , future , although, part, invent, easy, like, possible, example, dayHumans are the most

20、 intelligent species（聪明 的物种 ）on the earth.From the _30_ of paper to space travel , we have created tools and technology that have brought endless possibilities to us.31 we are amazingly intelligent , some people still believe that we are not alone.We can create machines that can think _32_ us and se

21、rve us.Artificial intelligence（ 人工智能 ）,or AI, is an _33_. It is the ability of a machine to copy intelligent human' behavior.AI is around us in our _34_ life.From Apple's voice activated assistant（语音助手）Siri to the software（ 软件）that shipping companies use to sort goods（整理货物 ）,AI is _35_ of ou

22、r life.But why do we want to make machines that can think the way we do? It is mainly because AI can make our lives much _36_ . Imagine you step into a car , tell it where you want to go and just sit back as the AI self driving car takes you there.Imagine having an AI teacher that could help you wit

23、h your homework.The _37_ of AI looks bright , doesn't it?However, there are still some risks.What if we somehow create an AI robot smarter than us? What would it do? These are the difficult questions that Al researchers ask _38_ all the time.AI may bring _39 danger , but it is clear that AI is here to stay.Only time will tell whether it will lead us into a new