2023人教版九年级上学期英语练习--Unit6 Section B.pdf

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1、Unit 6 When was it invented?Section B基础过关全练一、根据句意及首字母或汉语提示完成单词1 ）The movies huge（受欢迎）even surprised its writers.2.These oranges are too s to eat.3.I t is unwise to put all eggs in one（篮子）.4.The water in the sea is（咸的）.People cant drink it directly.5.This kind of coffee has become very popular among

2、c.二、用括号中所给单词的适当形式填空6.（2020 山东烟台中考改编）No matter what time we are getting through,（hero）are always around us.7.（2021 安徽滁州期末）Those workers were（divide）into three teams to finishthe project last month.8.It is （believe）that he has told the truth.9.1 have a （Canada）classmate and we have communicated with e

3、ach other forfive years.lO.As a（profession）basketball player,LeBron James did what he could do tohelp his team to win the final.三、根据汉语提示完成句子，每空一词11.（2021甘肃武威中考改编）成功最终属于努力的人们。Success belongs to the hard-working people.12.（2021江苏张家港期末）不但我爸爸会开车，而且我妈妈也会。因此他们轮流开车送我上学。my father my mother is able to drive

4、a car.So theyoften take turns to drive me to school.13.越来越多的青少年仰慕科学家。More and more teenagers_scientists.14.警方误抓了她。She has been ar r est ed.15.我被要求做很多事情。I was_many things.四、阅读理解（2020新疆中考）阅读下面短文，把 AE 五个句子填入文中空缺处，使短文内容完整。Long ago,as people got older,there was something wrong with their teeth and itwoul

5、d be very painful.16Later people learned that cleaning their teeth was important,but they didnt havetoothpaste（牙膏）at that time.17About 100 years ago someone finally created a kind of cream to clean teeth.Notlong after that,the toothpaste tube（管子）was invented,so people could press thetoothpaste right

6、 onto the toothbrush!18 The army gave brushes and toothpasteto all the soldiers,and they learned to brush teeth twice a day.At that time toothpastetubes were made of metal.19Today there are plenty of toothpaste choices:lots of colors and tastes to choosefrom,and some kinds of toothpaste are made jus

7、t for children.When youre choosinga kind of toothpaste,make sure it has fluoride（氟化物）.2。When you brush yourteeth,you dont need a lot of toothpaste:just press out a bit.A.They used lemon juice,salt or other things to clean their teeth.B.Tooth brushing became popular during the World War I.C.Fluoride

8、makes your teeth strong and healthy.D.Today theyre made of soft plastic and are much easier to use!E.To avoid toothache,they had their teeth pulled out.16.17.18.19.20.五、语篇填空第一节阅读短文，从方框中选择适当的词并用其正确形式填空,使短文通顺、意思完整。每空限填一词，每词限用一次。area one fast reduce problemon big make you ifChina is racing to build a n

9、ationwide 5G network.The first 5G video call was _21 on an HUAWEI Mate X on March 30,CGTN reported.Shanghai is the 22city in China to start a test run of 5G networks.About 100 times 23 than 4Gnetworks,5G will allow people to download（下载）and upload data（数据）faster thanever.It will also be used in othe

10、r 24.Self-driving cars may be one of the 25changes.Todays selAdriving cars have one 26.When the car sees an obstacle（障碍），it sends the information to a data center and waits for instructions（指令）.Thecar will crash 27 it doesnt receive instructions in time.5G networks will 28the time it takes and make

11、the cars safer,CNN noted.5G could also power the Internetof Things（loT）.This refers to（指的是）a much larger online network that connectseverything and everyone.Very fast Internet speeds are the key to realizing it.Forexample,with loT,29 fridge could order eggs online when it notices that thereare no eg

12、gs left inside.Chinas first 5G police station was recently shown in Bao5andistrict in Shenzhen.China Mobile Communications Corporation（CMCC）madeXiamens first 5G video call 30 April 27,bringing the city into the time of 5G.21.22.23.24.25.26.27.28.29.30.第二节阅读短文，根据语篇要求填空，使短文通顺、意思完整。每空限填一词。Robots seem v

13、ery new to some people.But in fact they have 31 longhistory.You may often see robots in lots of movies.The robots in the movies arestronger,faster and 32 intelligent than people.In real life,most robots are usedin factories.They are used to do many dangerous,difficult or boring jobs.Somepeople cant

14、look after themselves,33 robots can help them.For example,somepeople cant see.They use dogs to help themselves move around.These dogs arecalled guide dogs.Scientists are making robots to help them.They confidently believethat robot dogs will take the place 34 these guide dogs one day.Robots are also

15、used in American hospitals.At one hospital,a robot takes meals from the kitchen _35 the sick peoples rooms.It never loses its way because it has a map of thehospital in its computer system.In the future,robots will work in space.Robots willnever take the place of humans,though they can help us in a

16、lot of different ways.31.32.33.34.35.能力提升全练六、阅读理解A（2022河南驻马店期末,21 2 5,）The Information about Some Great InventionsInvention啰Wheel中TelephonefLight bulb（灯泡）PaperAppearing TimeA few thousandyears agoIn 1876In 1879Around 2,000years agoInventorUnknownAlexander GrahamBellThomas AlvaEdisonCai LunInventorsN

17、ationalityUnknownAmericanAmericanChineseEarly MainMaterialWoodPlastic and metalGlass and metalCotton or flax（亚麻）Main UseMakingtravellingUsed forcommunicatingGiving lightUsed forrecordingfaster over distances information3 6.Since invented paper,people have been able to record information onpaper.A.Al

18、exander Graham Bell B.Thomas Alva EdisonC.Cai Lun D.Unknown37.According to the form above,the invention that appeared in 1876 was madeof.A.plastic and metal B.glass and metalC.cotton or flax D.plastic and cotton38.According to the form above,the latest invention was.A.the telephone B.the light bulbC

19、.the wheel D.the paper39.Thanks to the invention of the wheel,people can.A.have enough light to readB.travel fasterC.communicate over distancesD.record information4O.Which of the following is TRUE according to the form above?A.Three of the inventions were made of metal.B.Neither Alexander Graham Bel

20、l nor Thomas Alva Edison is American.C.Two of the inventions appeared in the 19th century.D.Cai Lun invented the wheel.（2021湖北恩施州中考,6670,削Governments and businesses worldwide are creating smartphone apps to helptrack the spread of COVID-19.Tracking the spread of a disease is an important step in sto

21、pping its outbreak（爆发）.By tracking down people who have been in contact with COVID-19 patients,health researchers can warn them,and keep COVID-19 from spreading further.This iscalled contact tracing（接触者追踪）As governments remove COVID-19 limits,theyll need to be able to quickly findand control new out

22、breaks.Contact tracing will be an important part of the process.But because COVID-19 spreads so quickly to so many people,its almostimpossible to trace all contacts with phone calls.Thats why many people hope thatdigital contact tracing with smartphones will help.Most contact tracing apps collect in

23、formation about where people have gone andthe people theyve had contact with.The apps can tell users when one of their recentcontacts has been found to have COVID-19.Some systems also tell governments orhealth care workers.Now many apps have been developed all over the world.But some people worrytha

24、t the apps are being made too quickly and may not protect peoples privateinformation.What do you think of this kind of app?41.Contact tracing apps are mainly used on.A.smartphones B.computersC.cars D.telephones42.To prevent COVID-19 from spreading further,wed better.A.bring smartphonesB.control all

25、peoples movementsC.track down people who have been in contact with COVID-19 patientsD.tell governments or health care workers43.What does the underlined word they in Paragraph 3 refer to?A.Users.B.Governments.C.Researchers.D.Health care workers.44.Whats the disadvantage of the contact tracing apps?A

26、.Controlling the spread of COVID-19.B.Making health care workers in danger.C.Tracing all contacts with patients.D.Making peoples private information public probably.45.The passage may be.A.a story B.a science articleC.a notice D.a speech素养探究全练七、阅读理解A（2022河南濮阳一模）Some people dont like using coins beca

27、use they are heavy and easily lost.Butcoins are playing an important role in our life.Lets learn about the history and cultureof Chinese coins.People have been using coins for a long time.The Peoples Republic of Chinaissued its first set of coins in 1957 and later issued three other sets.The face va

28、lue of Chinese coins has changed several times.Chinas first coinswere the 1-fen,2-fen and 5-fen coins.Although they are still in use today,later sets ofcoins do not include fen coins anymore.Today we usually use 1-jiao,5-jiao and1-yuan coins.The design of Chinese coins tells something about our coun

29、trys progress andculture.The front side of the first set of coins had our national emblem（徽章）and ourcountrys name,while the back side had ears of corn.It helped shape our nationalidentity at that time.Some coins were issued in 1980.On the coins,China added a gearbeside the corn.They showed that Chin

30、a was changing from an agricultural（农业的）country to an industrial country.China started to print flowers on its coins in 1991.Theflowers such as peonies and chrysanthemums all have positive meanings in Chineseculture.Coins are like the“name card,of a country.The next time you use coins,youmight think

31、 about the stories behind them.46.After reading the passage,we can know.A.how many people use coins every dayB.why people dont like using coinsC.why people like to use coinsD.how many coins people use every day47.The third paragraph is mainly about.A.the design of Chinese coinsB.the meaning of Chine

32、se coinsC.the history of Chinese coinsD.the face value of Chinese coins48.What does the underlined word gear in Paragraph 4 mean in Chinese?A.材料 B.齿轮 C.图案 D.徽章49.On the two sides of the first set of coins,we cant see.A.a gear and corn B.the countrys nameC.ears of corn D.the national emblem50.Peonies

33、 and chrysanthemums are.A.two different materialsB.two kinds of coinsC.two different countriesD.two kinds of flowersB（2021四川成都中考改编）The invention of barcodes（条形码）is based on a very simple idea.We only needto give each product a specific number and print it.51 We could simply printthe number itself.Bu

34、t this can cause problems.For example,an unclearly printedtseven could look like a one to a computer.Its also true for“three and eight”._52 We need a better way of printing numbers so that they can be read correctly athigh speeds.Thats the problem barcodes solve.Each number in a barcode is shown by

35、seven blocks of the same size.53For example,the number one is shown in turn by two white stripes（条），two blackstripes,two white stripes,and one black stripe.54A barcode includes different parts and each one provides a specific meaning.Thefirst part of a barcode tells you the country where the product

36、 was made.For example,690692 is the barcode for China.55 The final part is about the product itself.This is how barcodes work.根据材料内容，从下面五个选项中选出能填入文中空缺处的最佳选项，使文章意思通顺、内容完整。A.Then computers can read it directly.B.The next part tells you who produced the product.C.And ttnine looks similar to six if you

37、turn it upside down.D.Even if you turn it upside down,it isnt similar to any other number.E.These are colored either black or white to show the number zero to nine.51.52.53.54.55.答案全解全析基础过关全练一、1 .popularity 2.sour 3.basket 4.salty 5.customers二、6.heroes考查名词复数。根据“are always around us”可知主语是复数形式。故填 hero

38、es o7.divided考查被动语态。句意:上个月为了完成这个工程，那些工人被分成了三队。根据语境可知用被动语态，故填dividedo8.believed考查固定搭配。It is believed that.意为“有人认为.”,是一个固定句型，故填 believedo9.Canadian 考查形容词。a Canadian classmate意为”加拿大同班同学”，故填Canadian olO.professional 考查形容词。a professional basketball player 意为“一个专业的篮球运动员”，故填professional o三、1 l.in the end 1

39、2.Not only;but also 13.look up to 14.by mistake 15.made todo四、语篇解读 本文是一篇说明文。文章介绍了牙膏的发展史。16.E 上一句讲到人们牙齿出现问题，感到痛苦，那么下一句应为“T。avoidtoothache,they had their teeth pulled out.（为了 避免这种痛苦，他们会拔牙）”。故选 E。17.A 上一句讲到人们意识到刷牙的重要性，但是当时并没有牙膏,那么接下来就应讲人们如何保护牙齿，故A 项“他们使用柠檬汁、盐或其他东西来清理牙齿”符合语境。故选A。18.B 根据“The anny gave br

40、ushes and toothpaste to all the soldiers”可知，设空处应与部队相关,结合方框中所给句子可知,B 项“刷牙在一战期间流行起来”符合语境。故选B o19.D 上一句讲到那时候的牙膏管由金属制成,D 项“Today theyre made of softplastic and are much easier to use!（今天它们是由软塑料制成的，且使用起来更加容易!）”符合语境，将那时的牙膏管与现在的进行对比。故选D。20.C 上文提到牙膏中要含有氟化物,C项“Fluoride makes your teeth strong andhealthy.（氟化物

41、能让你的牙齿坚固且健康）”符合语境。故选C。五、第一节 语篇解读1本文主要介绍了中国5G 的发展。21.m a d e 表示“打电话”要 用 make a call;此处是一般过去时的被动语态，因此所缺的词是made。22.f ir s t由语境可知，上海是中国“第一个”试运行5G 网络的城市,故所缺的词是first o23.f a s te r 由语境可知，此处表示“快”要用fast;再根据“than 4G networks”可知，此处要填的词是fastero24.a re a s 句意:5G还会被用在其他领域。area有“领域”之意;再根据设空处前的“other”可知，所缺的词是area的

42、复数形式，即 areaso25.b ig g e st根据“one of the+形容词最高级+可数名词复数”的结构可知，所缺的词是形容词最高级biggesto26.problem 下文中提到了现在的无人驾驶汽车一个“难题”，故所缺的词是problem o2 7.i f由语境可知,“如果”无人驾驶汽车没有及时收到指令，就会撞车。故所缺的词是if。28.reduce由语境可知,5G网络会“减少”所花费的时间。故所缺的词是reduce。2 9.y o u r由语境可知,“你的”冰箱可以自己在网上订购鸡蛋。故所缺的词是your。3 0.o n根据设空处后的“April 27”可知，此处要填的是介词o

43、n。第一 F 语篇解读1本文主要介绍机器人。你可能在电影里见过机器人，机器人在这些电影里比人更强、更快、更聪明。3 1.a考查冠词。history前面有形容词long修饰，指的是那一段历史，前面要有冠词。故填a。32.m o r e考查形容词的比较级。根据stronger,faster”和“than”可知，这里应该填intelligent的比较级，故填more。33上u t考查连词。句意:一些人不能自己照顾自己,但是机器人能够帮助他们。设空处前后为转折关系。故填but。34.of 考查固定搭配。take the place o f代替。故填of。3 5.to考查介词。句意:在一家医院,一个机器

44、人把饭从厨房送到病人的房间。from.to.意为“从.到.故填 to。能力提升全练六、A 语篇解读 文章主要介绍了四项伟大的发明。3 6.C根据表格信息可知，纸是蔡伦发明的，故选C。3 7.A 根据表格信息可知,1876年的发明是电话,电话是由塑料和金属制成的，故选 Ao3 8.B 根据表格信息可知,最新的发明是1879年的电灯泡，故选Bo3 9.B 根据表格信息可知，车轮的发明让人们出行更快了，故选Bo40.C 根据表格信息可知，电话和电灯泡分别发明于1876年和1879年渚B 在 19世纪，故选C。B 语篇解读 本文主要介绍世界各国政府和企业正在开发智能手机应用程序，帮助追踪新冠肺炎的传播

45、。追踪疾病的传播是阻止其爆发的重要一步。41.A 细节理解题。根据第一段Governments and businesses worldwide arecreating smartphone apps to help track the spread of COVID-19.（世界各国政府和企业正在开发智能手机应用程序,帮助追踪新冠肺炎的传播）”可知，接触者跟踪应用程序主要被用于智能手机。故选A。42.C 细节理解题。根据第二段中的“By tracking down people who have been incontact with COVID-19 patients,health res

46、earchers can warn them,and keepCOVID-19 from spreading further.（通过追踪接触过患者的人，健康研究人员可以提醒他们，并阻止新冠肺炎进一步传播）”可知，为了阻止新冠肺炎进一步传播，我们最好追踪接触过患者的人。故选C。43.B 词义猜测题。由“As governments remove COVID-19 limits（随着各国政府取消新冠肺炎的限制）“和need to be able to quickly find and control new outbreaks（需要能够迅速发现和控制新的疫情）”可知,they代指governmen

47、ts（政府）。44.D 推理判断题。根据But some people worry that the apps are being made tooquickly and may not protect peoples private information.（但有些人担心这些应用程序制作得太快，可能无法保护人们的私人信息、）”可推知，接触者跟踪应用程序的缺点是“可 能 使 人 们 的 私 人 信 息 公 开 故 选Do4 5.B推理判断题。文章介绍接触者跟踪应用程序的必要性、优点和缺点,可推知短文可能是一篇科学文章。素养探究全练七、A 语篇解读 本文主要介绍了中国硬币的文化和历史。46.B

48、细节理解题。根据第一段中的Some people don*like using coins becausethey are heavy and easily lost.”可知，此句讲的是人们不喜欢硬币的原因。故选B。47.D 推理判断题。根据第三段中的“The face value of Chinese coins has changedseveral times.“可知，第三段主要讲了中国硬币的面值。故选D。48.B 词义猜测题。根据第四段中的“They showed that China was changing from anagricultural country to an indu

49、strial country.“可知，它们显示了中国正在从农业国家变为工业国家，因此可推测在硬币上新加的是工业用品，可推测画线部分单词的意思为“齿轮”。故 选B。49.A 细节理解题。根据第四段中的“The front side of the first set of coins had ournational emblem and our countrys name,while the back side had ears of com.“可知,第一版硬币的前面有国徽和国家的名字，背面有麦穗，因此可推测我们在第一版硬币上是看不到齿轮和谷物的。故选A。50.D 细节理解题。根据第四段中的“Th

50、e flowers such as peonies andchrysanthemums all have positive meanings in Chinese culture.,5 可知,peonies 和chrysanthemums是两种花。故选D。B 语篇解读 本文主要讲述了条形码的由来、构成及用途等。51.A设空处前提到“我们只需要给每个产品一个特定的数字并打印出来”，与选项A“然后计算机可以直接读取它”对应。故选A。52.C设空处前提到“一个不清晰的7字对电脑来说可能看起来像,3,和8也是如此”，与选项C中“如果你把9翻过来 歹看起来和6很像”对应。故选Co5 3.E由设空处后的“