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

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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.（2022 独家原创）The movies huge （受欢迎）even surprised its writers.2.These oranges are too s to eat.3.1t is unwise to put all eggs in one （篮子）.4 .The water in the sea is （咸的）.People can、drink it directly.5 .This kind of coffee has become very

2、popular among c.二、用括号中所给单词的适当形式填空.（2020 山东烟台中考改编）No matter what time we are getting through, （hero） are always around us.6 .（2021 安徽滁州期末）Those workers were （divide） into three teams to finish the project last month.8.1t is （believe）that he has told the truth.1.1 have a （Canada）classmate and we have

3、communicated with each other for five years.10 .As a （profession） basketball player, LeBron James did what he could do to help his team to win the final.三、根据汉语提示完成句子，每空一词.（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 B.why people dont like using coinsC.why people like to use c

4、oinsD.how many coins people use every day47.The third paragraph is mainly about .A.the design of Chinese coinsB.the meaning of Chinese 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”教章49.On the tw

5、o 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 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 base

6、d on a very simple idea. We only need to give each product a specific number and print it. 51 We could simply printthe number itself. But this can cause problems. For example, an unclearly printed “seven could look like a “one” to a computer. It5s also true for “three and eight”. _ 52 We need a bett

7、er way of printing numbers so that they can be read correctly at high speeds. Thats the problem barcodes solve.Each number in a barcode is shown by seven blocks of the same size. 53 For example, the number one is shown in turn by two white stripes（条），two black stripes, two white stripes, and one bla

8、ck stripe. 54A barcode includes different parts and each one provides a specific meaning. The first part of a barcode tells you the country where the product was made. For example, 690一692 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

9、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 nine looks similar to “six if you 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 sh

10、ow the number zero to nine.51.52.53.54.55.答案全解全析基础过关全练 、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 heroes 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dividedo.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 believed

11、o.Canadian 考查形容词。a Canadian classmate意为“一个加拿大同班同学“，故填 Canadian。lO.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、11.in the end 12.Not only;but also 13.look up to 14.by mistake 15.made to do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，那么下一句应为叮。avoid tootha

12、che, 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 army gave brushes 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。19 .D 上一句讲到那时候的牙膏管由金属制成,D项“Today they5r

13、e made of soft plastic 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Do.C 上文提到牙膏中要含有氟化物,C项“Fluoride makes your teeth strong and healthy.（氟化物能让你的牙齿坚固且健康）”符合语境。故选C。五、第一节语篇解读本文主要介绍了中国5G的发展。20 .made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。21 .first由语境可知，上海是中国“第一个”试运

14、行5G网络的城市,故所缺的词是 first o.faster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fastero22 .areas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的复数形式，即areas。23 .biggest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biggesto.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。27.1 f由语境可知,“如果”无人驾驶汽车没

15、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。29.your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。30.on根据设空处后的“April 27”可知，此处要填的是介词on。第二节语篇解读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。31 .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 .more考查形容词的比较级。根据stronger, faster”和“than”可知，这里应该填

16、 intelligent的比较级，故填more。33 .but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 of代替。故填of。35.to考查介词。句意:在一家医院,一个机器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。36.C根据表格信息可知，纸是蔡伦发明的，故选C。37.A根据表格信息可知876年的发明是电话,电话是由塑料和金属制成的，故选Ao38.B根据表格信息可知,最新的发明是1879年的电灯泡，故选Bo39

17、.B根据表格信息可知，车轮的发明让人们出行更快了，故选B。40 .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，都在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。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 are creating 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）

18、”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 in contact with COVID-19 patients, health researchers can warn them, and keep COVID-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

19、 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governments（政府）。44.D 推理判断题。iEt4But some people worry that the apps are being made too quickly 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

20、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D。45.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 细节理解题。根据第一段中的Some people dont like using coins because they 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 changed s

21、everal 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 an agricultural country to an industrial 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 our national emblem and ou

22、r 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“The flowers such as peonies and chrysanthemums all have positive meanings in Chinese culture.59 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“

23、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L崎8， 也是如此，与选项C中“如果你把9翻过来,9看起来和6很像，对应。故选Co 53.E由设空处后的“black”和“white”可知，选项E“它们被涂成黑色或白色来表示 数字。到9”符合题意。故选E。54.D 设空处前提到数字1在条形码中的呈现形式，选项D“即使你把它颠倒过 来，它也和其他数字不一样”符合题意。故选D。55.B设空处后提到“最后一部分是关于产品本身的”，这里讲的是条形码的每部 分的含义。选项B中“下一部分告诉你谁生

24、产的产品”。故选B。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 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 arrested.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

25、空缺处，使短文内容完整。Long ago, as people got older, there was something wrong with their teeth and it would be very painful. 16Later people learned that cleaning their teeth was important, but they didnt have toothpaste （牙 膏）at that time. 17About 100 years ago someone finally created a kind of cream to clean

26、 teeth. Not long after that, the toothpaste tube （管子）was invented, so people could press the toothpaste right onto the toothbrush! 18 The army gave brushes and toothpaste to all the soldiers, and they learned to brush teeth twice a day. At that time toothpaste tubes were made of metal. 19Today there

27、 are plenty of toothpaste choices: lots of colors and tastes to choose from, and some kinds of toothpaste are made just for children. When youre choosing a kind of toothpaste, make sure it has fluoride （氟化物）. 20 When you brush your teeth, you dont need a lot of toothpaste: just press out a bit.A.The

28、y used lemon juice, salt or other things to clean their teeth.B.Tooth brushing became popular during the World War LC.Fluoride 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

29、、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 nationwide 5G network. The first 5G video call was 21 on an HUAWEI Mate X on March 30, CGTN reported. Shanghai is the 22 city in China to start a test run of 5G network

30、s. About 100 times 23 than 4G networks, 5G will allow people to download （下载）and upload data （数据）faster than ever. It will also be used in other 24 . Self-driving cars may be one of the 25 changes. Todays selfdriving cars have one 26 . When the car sees” an obstacle （障碍）,it sends the information to

31、a data center and waits for instructions （指令）.The car will crash 27 it doesnt receive instructions in time. 5G networks will 28 the time it takes and make the cars safer, CNN noted. 5G could also power the Internet of Things （loT）. This refers to （指的是）a much larger online network that connects every

32、thing and everyone. Very fast Internet speeds are the key to realizing it. For example, with loT, 29 fridge could order eggs online when it notices that there are no eggs left inside. Chinas first 5G police station was recently shown in Bao5an district in Shenzhen. China Mobile Communications Corpor

33、ation （CMCC） made Xiamens 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 very new to some people. But in fact they have 31 long history. You may often see robots in lots of movies. The robo

34、ts in the movies are stronger, faster and 32 intelligent than people. In real life, most robots are used in factories. They are used to do many dangerous, difficult or boring jobs. Some people cant look after themselves, 33 robots can help them. For example, some people cant see. They use dogs to he

35、lp themselves move around. These dogs are called guide dogs. Scientists are making robots to help them. They confidently believe that robot dogs will take the place 34 these guide dogs one day. Robots are also used in American hospitals. At one hospital, a robot takes meals from the kitchen 35 the s

36、ick peoples rooms. It never loses its way because it has a map of the hospital in its computer system. In the future, robots will work in space. Robots will never take the place of humans, though they can help us in a 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,2125,十翁翁）The In

37、formation about Some Great InventionsAlexander GrahamBellPaperAround 2,000 years agoCai LunChineseCotton or flaxUsed forrecordingInventionAppearing TimeInventorInventorsNationality Early Main MaterialMain UseWheelA few thousand years agoUnknownUnknownWoodMaking travellingTelephoneIn 1876AmericanPlas

38、tic and metalUsed for communicatingLight bulb（灯泡）In 1879Thomas AlvaEdisonAmericanGlass and metalGiving lightfasterover distancesinformation6.Since invented paper, people have been able to record information on paper.A.Alexander Graham BellB.Thomas Alva EdisonC.Cai LunD.Unknown37 .According to the fo

39、rm above, the invention that appeared in 1876 was made of.A.plastic and metalB.glass and metalC.cotton or flaxD.plastic and cotton38 .According to the form above, the latest invention was .A.the telephoneB.the light bulbC.the wheel D.the paper39 .Thanks to the invention of the wheel, people can .A.h

40、ave enough light to readB.travel fasterC.communicate over distancesD.record information40 .Which of the following is TRUE according to the form above?A.Three of the inventions were made of metal.B.Neither Alexander Graham Bell nor Thomas Alva Edison is American.C.Two of the inventions appeared in th

41、e 19th century.D.Cai Lun invented the wheel.（2021湖北恩施州中考,6670天+幻Governments and businesses worldwide are creating smartphone apps to help track the spread of COVID-19.Tracking the spread of a disease is an important step in stopping its outbreak（爆 发）.By tracking down people who have been in contact

42、with COVID-19 patients, health researchers can warn them, and keep COVID-19 from spreading further. This is called contact tracing（接触者追踪）”.As governments remove COVID-19 limits, theyll need to be able to quickly find and control new outbreaks. Contact tracing will be an important part of the process

43、.But because COVID-19 spreads so quickly to so many people, its almost impossible to trace all contacts with phone calls. Thats why many people hope that digital contact tracing with smartphones will help.Most contact tracing apps collect information about where people have gone and the people theyv

44、e had contact with. The apps can tell users when one of their recent contacts has been found to have COVID-19. Some systems also tell governments or health care workers.Now many apps have been developed all over the world. But some people worry that the apps are being made too quickly and may not pr

45、otect peoples private information.What do you think of this kind of app?41 .Contact tracing apps are mainly used on .A.smartphonesB.computersC.carsD.telephones42 .To prevent COVID-19 from spreading further, wed better .A.bring smartphonesB.control all peoples movementsC.track down people who have be

46、en 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.Controlling the spread of COVID-19.B.Mak

47、ing 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 storyB.a science articleC.a notice D.a speech素养探究全练七、阅读理解（2022河南濮阳一模）Some people dont like using coins because they are heavy and easily lost. But c

48、oins are playing an important role in our life. Lets learn about the history and culture of Chinese coins.People have been using coins fbr a long time. The Peoples Republic of China issued its first set of coins in 1957 and later issued three other sets.The face value of Chinese coins has changed several times. Chinas first coins were the 1-fen, 2-fen and 5-fen coins. Although they are still in use today, later sets of coins do not inc