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1、UNIT4 SPACEEXPLORATIONSectionListeningandTalking&ReadingforWriting课后训练提升一、单词拼写1.I a my boss into giving up that unpractical plan.答案:argued2.Buses between the counties run r.答案:regularly3.Natural r on the earth are limited,so we shouldnt waste them.答案:resources4.Shes a p of the virtues,who we should
2、learn from.答案:pattern5.Heavy rains occur frequently,so we are m the situation closely.答案:monitoring6.Some think it useless to explore space,which is seen as a s view.答案:shallow7.I have a dream to sail around the g one day.答案:globe8.She shook her head and wiped her tears with a t.答案:tissue/towel二、介词填
3、空1.There is plenty rain in this area.答案:of2.They often argue each other small things.答案:with;over/about3.People are making efforts to fight pollution.答案:against4.Products which are made a higher standard are in great need.答案:to5.Have you found solutions these problems?答案:to6.Farmers provide us milk,
4、vegetables and so on.答案:with7.The car is running out the petrol.答案:of8.His stomach resulted eating too much.答案:from三、阅读理解Many years ago,people relied on the sun,the moon and stars to find their way around.Later,the compass was introduced.And now,we have the satellite navigation(卫星导航) system to guide
5、 us.The system uses groups of satellites to show the users location.They send information to a receiver,such as a smartphone,to show us where we are.The earliest built satellite navigation system is the Global Positioning System(GPS),which belongs to the U.S.Then there is Russias Global Navigation S
6、atellite System,the European Unions Galileo and Chinas own satellite navigation system,BeiDou.On October 14,2017,an ARJ21-700 plane,which was the first domestically-produced jet equipped with the BeiDou navigation system,successfully completed a test flight.The results showed the performance of the
7、system developed by China matches that of similar systems produced abroad,according to the Commercial Aircraft Corporation of China.Since its introduction in 2000,the BeiDou navigation system has seen increasing numbers of applications linked to everyday life,from shared bikes to farming.When it com
8、es to shared bikes,smart locks that support BeiDou chips offer more accurate positioning than others,making it easier to find a bike.Farmers can use BeiDou-enabled tractors to plow the soil and use unmanned aircraft with BeiDou to sow seeds,which can improve efficiency and make better use of resourc
9、es.BeiDous farming applications have spread from Heilongjiang Province to Beijing,Liaoning,Shanxi,Hubei and other regions across China.With its many uses,the BeiDou navigation system is even playing a big role in the Belt and Road Initiative.“To date,the BeiDou system has covered most parts of the A
10、sia-Pacific region,as well as countries along the Silk Road Economic Belt and the 21st Century Maritime Silk Road,”said Yang Changfeng,chief designer of the BeiDou system.Today,there are more than 20 BeiDou satellites above our heads,and China plans to launch even more this year to expand the BeiDou
11、 network to better serve the Belt and Road Initiative.“As BeiDou expands its overseas reach,it will be increasingly popular in the logistics(物流) industry,”said Miao Qianjun,secretary-general of the navigation services association.“Ships,for example,can use it to position themselves while sailing acr
12、oss oceans to European countries,no longer limited to Southeast Asian regions in the near future.”1.What is the purpose of the first two paragraphs?A.To compare some modern satellite navigation systems.B.To describe the benefits of satellite navigation systems.C.To tell us how satellite navigation s
13、ystems were created.D.To introduce some satellite navigation systems and their functions.答案:D解析:推理判断题。文章第一段和第二段主要讲的是,以前人们依赖太阳、月亮和星星寻找方向,后来使用指南针,如今人们开始使用卫星导航系统;并介绍了卫星导航系统的作用及目前世界上的几大主要卫星导航系统。由此可知,前两段的作用是介绍一些导航系统及其功能。2.What can we know about the BeiDou navigation system according to the article?A.It w
14、as used successfully in a new jet plane.B.It is more powerful than other satellite navigation systems.C.It was introduced to China on October 14,2017.D.It wasnt used in our everyday life until recently.答案:A解析:细节理解题。根据文章第三段第一句可知,装有北斗导航系统的中国首个国内生产的喷气式飞机在2017年成功完成了首次试飞。故A项表述正确。3.What is the BeiDou navi
15、gation system already widely used for according to the article?A.Plowing the soil and sowing seeds.B.Improving the efficiency of networks.C.Producing more smart locks for shared bikes.D.Navigating ships across oceans to European countries.答案:A解析:细节理解题。根据第六段第一句中的“FarmerscanuseBeiDou-enabledtractorsto
16、plowthesoilanduseunmannedaircraftwithBeiDoutosowseeds”可知,农民已经能够使用装有北斗导航系统的拖拉机耕地,以及装有北斗导航系统的无人机播种。故选A项。4.What is Miao Qianjuns attitude toward the future of the BeiDou system?A.Worried.B.Casual.C.Positive.D.Doubtful.答案:C解析:推理判断题。根据最后一段中苗前军的话可知,他认为随着北斗对海外市场的开拓,北斗卫星定位系统未来会在物流行业发展迅速。由此可推知,他对北斗系统的未来发展持积极
17、态度。四、语篇填空Several days ago,a letter attracted a lot of attention on the Internet.It was written to Nasa by 9-year-old Jack Davis 1.(ask) to be considered for a job working with astronauts.He wrote to apply 2. a planetary protection officer position at Nasa.Despite his young age,he thought he would be
18、 fit for the job 3.(perfect).With a pencil,he wrote:“I may be nine,but I think I would be 4. good fit.My sister says I am an alien.Also,I 5.(see) all the space and alien movies in the past years.” Jack ended the letter saying the other 6.(factor) that would make him perfect for the position,such as
19、his great video game skills and his youth,7. would make it easy to learn to think like an alien.He then signed the letter,“Jack,Guardian of the Galaxy.”The position of planetary protection officer is well-paid every year.The job,however,is more about science and biology and 8.(little) about fighting
20、 aliens.The officer must make sure that no new species or plants 9.(bring) to other planets,and doesnt return from trips to space with anything that might harm Earth.The recent announcement of the position created in the 1960s has caused a lot of 10.(excite) in the public,according to a Nasas statem
21、ent.答案:1.asking2.for3.perfectly4.a5.have seen6.factors7.which8.less9.are brought10.excitement五、短文改错I often argue about my mother over whether I can watch TV after school.She holds view that senior three students have to make full use of every minute to work hardly at their lessons.It seems to me tha
22、t once I am allowed to do that,Ill unable to control myself and forget all about my study.She also thinks it is bad for my eye.And I really cant accept her ideas.In my opinion,watch TV can set my mind at rest after a days hard work.Beside,it is important for us to know what has been happened at home and abroad.Thus,we shouldnt be forbidden to watch TV.答案:第一句:aboutwith第二句:view前加the;hardlyhard第三句:meher;unable前加be第四句:eyeeyes第五句:AndBut第六句:watchwatching第七句:BesideBesides;去掉been