2023人教版九年级上学期英语练习-Unit6 Section B

Unit6Whenwasitinvented?

SectionB

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）Themovie'shuge（受欢迎）evensurpriseditswriters.

2.Theseorangesaretoostoeat.

3.Itisunwisetoputalleggsinone（篮子）.

4.Thewaterintheseais（咸的）.Peoplecan'tdrinkitdirectly.

5.Thiskindofcoffeehasbecomeverypopularamongc.

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）Nomatterwhattimewearegettingthrough,

（hero）arealwaysaroundus.

7.（2021安徽滁州期末）Thoseworkerswere（divide）intothreeteamstofinish

theprojectlastmonth.

8.Itis（believe）thathehastoldthetruth.

9.1havea（Canada）classmateandwehavecommunicatedwitheachotherfor

fiveyears.

lO.Asa（profession）basketballplayer,LeBronJamesdidwhathecoulddoto

helphisteamtowinthefinal.

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。

Successbelongstothehard-workingpeople.

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。

myfathermymotherisabletodriveacar.Sothey

oftentaketurnstodrivemetoschool.

13.越来越多的青少年仰慕科学家。

Moreandmoreteenagers____________________scientists.

14.警方误抓了她。

Shehasbeenarrested.

15.我被要求做很多事情。

Iwas____________________manythings.

四、阅读理解

（2020新疆中考）

阅读下面短文，把A—E五个句子填入文中空缺处，使短文内容完整。

Longago,aspeoplegotolder,therewassomethingwrongwiththeirteethandit

wouldbeverypainful.16

Laterpeoplelearnedthatcleaningtheirteethwasimportant,buttheydidn'thave

toothpaste（牙膏）atthattime.17

About100yearsagosomeonefinallycreatedakindofcreamtocleanteeth.Not

longafterthat,thetoothpastetube（管子）wasinvented,sopeoplecouldpressthe

toothpasterightontothetoothbrush!18Thearmygavebrushesandtoothpaste

toallthesoldiers,andtheylearnedtobrushteethtwiceaday.Atthattimetoothpaste

tubesweremadeofmetal.19

Todaythereareplentyoftoothpastechoices:lotsofcolorsandtastestochoose

from,andsomekindsoftoothpastearemadejustforchildren.Whenyou'rechoosing

akindoftoothpaste,makesureithasfluoride（氟化物）.2。Whenyoubrushyour

teeth,youdon'tneedalotoftoothpaste:justpressoutabit.

A.Theyusedlemonjuice,saltorotherthingstocleantheirteeth.

B.ToothbrushingbecamepopularduringtheWorldWarI.

C.Fluoridemakesyourteethstrongandhealthy.

D.Todaythey'remadeofsoftplasticandaremucheasiertouse!

E.Toavoidtoothache,theyhadtheirteethpulledout.

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。

areaonefastreduceproblem

onbigmakeyouif

Chinaisracingtobuildanationwide5Gnetwork.Thefirst5Gvideocallwas_

21onanHUAWEIMateXonMarch30,CGTNreported.Shanghaiisthe22

cityinChinatostartatestrunof5Gnetworks.About100times23than4G

networks,5Gwillallowpeopletodownload（下载）anduploaddata（数据）fasterthan

ever.Itwillalsobeusedinother24.Self-drivingcarsmaybeoneofthe25

changes.Today'sselAdrivingcarshaveone26.Whenthecar"sees"anobstacle

（障碍），itsendstheinformationtoadatacenterandwaitsforinstructions（指令）.The

carwillcrash27itdoesn'treceiveinstructionsintime.5Gnetworkswill28

thetimeittakesandmakethecarssafer,CNNnoted.5GcouldalsopowertheInternet

ofThings（loT）.Thisrefersto（指的是）amuchlargeronlinenetworkthatconnects

everythingandeveryone.VeryfastInternetspeedsarethekeytorealizingit.For

example,withloT,29fridgecouldordereggsonlinewhenitnoticesthatthere

arenoeggsleftinside.China'sfirst5GpolicestationwasrecentlyshowninBao5an

districtinShenzhen.ChinaMobileCommunicationsCorporation（CMCC）made

Xiamen'sfirst5Gvideocall30April27,bringingthecityintothetimeof5G.

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。

Robotsseemverynewtosomepeople.Butinfacttheyhave31long

history.Youmayoftenseerobotsinlotsofmovies.Therobotsinthemoviesare

stronger,fasterand32intelligentthanpeople.Inreallife,mostrobotsareused

infactories.Theyareusedtodomanydangerous,difficultorboringjobs.Some

peoplecan'tlookafterthemselves,33robotscanhelpthem.Forexample,some

peoplecan'tsee.Theyusedogstohelpthemselvesmovearound.Thesedogsare

calledguidedogs.Scientistsaremakingrobotstohelpthem.Theyconfidentlybelieve

thatrobotdogswilltaketheplace34theseguidedogsoneday.Robotsarealso

usedinAmericanhospitals.Atonehospital,arobottakesmealsfromthekitchen_

35thesickpeople'srooms.Itneverlosesitswaybecauseithasamapofthe

hospitalinitscomputersystem.Inthefuture,robotswillworkinspace.Robotswill

nevertaketheplaceofhumans,thoughtheycanhelpusinalotofdifferentways.

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—25,★☆☆）

TheInformationaboutSomeGreatInventions

中f

Invention啰

Telephone

WheelLightbulb（灯泡）Paper

AfewthousandAround2,000

AppearingTimeIn1876In1879

yearsagoyearsago

AlexanderGrahamThomasAlva

InventorUnknownCaiLun

BellEdison

Inventor's

UnknownAmericanAmericanChinese

Nationality

EarlyMainCottonorflax

WoodPlasticandmetalGlassandmetal

Material（亚麻）

MakingUsedforUsedfor

MainUseGivinglight

travellingcommunicatingrecording

fasteroverdistancesinformation

36.Sinceinventedpaper,peoplehavebeenabletorecordinformationon

paper.

A.AlexanderGrahamBellB.ThomasAlvaEdison

C.CaiLunD.Unknown

37.Accordingtotheformabove,theinventionthatappearedin1876wasmade

of.

A.plasticandmetalB.glassandmetal

C.cottonorflaxD.plasticandcotton

38.Accordingtotheformabove,thelatestinventionwas.

A.thetelephoneB.thelightbulb

C.thewheelD.thepaper

39.Thankstotheinventionofthewheel,peoplecan.

A.haveenoughlighttoread

B.travelfaster

C.communicateoverdistances

D.recordinformation

4O.WhichofthefollowingisTRUEaccordingtotheformabove?

A.Threeoftheinventionsweremadeofmetal.

B.NeitherAlexanderGrahamBellnorThomasAlvaEdisonisAmerican.

C.Twooftheinventionsappearedinthe19thcentury.

D.CaiLuninventedthewheel.

（2021湖北恩施州中考,66—70,★☆削

Governmentsandbusinessesworldwidearecreatingsmartphoneappstohelp

trackthespreadofCOVID-19.

Trackingthespreadofadiseaseisanimportantstepinstoppingitsoutbreak（爆

发）.BytrackingdownpeoplewhohavebeenincontactwithCOVID-19patients,

healthresearcherscanwarnthem,andkeepCOVID-19fromspreadingfurther.Thisis

called"contacttracing（接触者追踪）

AsgovernmentsremoveCOVID-19limits,they'llneedtobeabletoquicklyfind

andcontrolnewoutbreaks.Contacttracingwillbeanimportantpartoftheprocess.

ButbecauseCOVID-19spreadssoquicklytosomanypeople,it'salmost

impossibletotraceallcontactswithphonecalls.That'swhymanypeoplehopethat

digitalcontacttracingwithsmartphoneswillhelp.

Mostcontacttracingappscollectinformationaboutwherepeoplehavegoneand

thepeoplethey'vehadcontactwith.Theappscantelluserswhenoneoftheirrecent

contactshasbeenfoundtohaveCOVID-19.Somesystemsalsotellgovernmentsor

healthcareworkers.

Nowmanyappshavebeendevelopedallovertheworld.Butsomepeopleworry

thattheappsarebeingmadetooquicklyandmaynotprotectpeople'sprivate

information.

Whatdoyouthinkofthiskindofapp?

41.Contacttracingappsaremainlyusedon.

A.smartphonesB.computers

C.carsD.telephones

42.TopreventCOVID-19fromspreadingfurther,we'dbetter.

A.bringsmartphones

B.controlallpeople'smovements

C.trackdownpeoplewhohavebeenincontactwithCOVID-19patients

D.tellgovernmentsorhealthcareworkers

43.Whatdoestheunderlinedword"they"inParagraph3referto?

A.Users.B.Governments.

C.Researchers.D.Healthcareworkers.

44.What'sthedisadvantageofthecontacttracingapps?

A.ControllingthespreadofCOVID-19.

B.Makinghealthcareworkersindanger.

C.Tracingallcontactswithpatients.

D.Makingpeople'sprivateinformationpublicprobably.

45.Thepassagemaybe.

A.astoryB.asciencearticle

C.anoticeD.aspeech

素养探究全练

七、阅读理解

A

（2022河南濮阳一模）

Somepeopledon'tlikeusingcoinsbecausetheyareheavyandeasilylost.But

coinsareplayinganimportantroleinourlife.Let'slearnaboutthehistoryandculture

ofChinesecoins.

Peoplehavebeenusingcoinsforalongtime.ThePeople'sRepublicofChina

issueditsfirstsetofcoinsin1957andlaterissuedthreeothersets.

ThefacevalueofChinesecoinshaschangedseveraltimes.China'sfirstcoins

werethe1-fen,2-fenand5-fencoins.Althoughtheyarestillinusetoday,latersetsof

coinsdonotincludefencoinsanymore.Todayweusuallyuse1-jiao,5-jiaoand

1-yuancoins.

ThedesignofChinesecoinstellssomethingaboutourcountry'sprogressand

culture.Thefrontsideofthefirstsetofcoinshadournationalemblem（徽章）andour

country'sname,whilethebacksidehadearsofcorn.Ithelpedshapeournational

identityatthattime.Somecoinswereissuedin1980.Onthecoins,Chinaaddedagear

besidethecorn.TheyshowedthatChinawaschangingfromanagricultural（农业的）

countrytoanindustrialcountry.Chinastartedtoprintflowersonitscoinsin1991.The

flowerssuchaspeoniesandchrysanthemumsallhavepositivemeaningsinChinese

culture.

Coinsarelikethe“namecard,,ofacountry.Thenexttimeyouusecoins,you

mightthinkaboutthestoriesbehindthem.

46.Afterreadingthepassage,wecanknow.

A.howmanypeopleusecoinseveryday

B.whypeopledon'tlikeusingcoins

C.whypeopleliketousecoins

D.howmanycoinspeopleuseeveryday

47.Thethirdparagraphismainlyabout.

A.thedesignofChinesecoins

B.themeaningofChinesecoins

C.thehistoryofChinesecoins

D.thefacevalueofChinesecoins

48.Whatdoestheunderlinedword"gear"inParagraph4meaninChinese?

A.材料B.齿轮C.图案D.徽章

49.Onthetwosidesofthefirstsetofcoins,wecan'tsee.

A.agearandcornB.thecountry'sname

C.earsofcornD.thenationalemblem

50.Peoniesandchrysanthemumsare.

A.twodifferentmaterials

B.twokindsofcoins

C.twodifferentcountries

D.twokindsofflowers

B

（2021四川成都中考改编）

Theinventionofbarcodes（条形码）isbasedonaverysimpleidea.Weonlyneed

togiveeachproductaspecificnumberandprintit.51Wecouldsimplyprint

thenumberitself.Butthiscancauseproblems.Forexample,anunclearlyprinted

<tseven^^couldlooklikea"one"toacomputer.It'salsotruefor“three"and"eight”._

52Weneedabetterwayofprintingnumberssothattheycanbereadcorrectlyat

highspeeds.That'stheproblembarcodessolve.

Eachnumberinabarcodeisshownbysevenblocksofthesamesize.53

Forexample,thenumber"one"isshowninturnbytwowhitestripes（条），twoblack

stripes,twowhitestripes,andoneblackstripe.54

Abarcodeincludesdifferentpartsandeachoneprovidesaspecificmeaning.The

firstpartofabarcodetellsyouthecountrywheretheproductwasmade.Forexample,

690—692isthebarcodeforChina.55Thefinalpartisabouttheproductitself.

Thisishowbarcodeswork.

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.Thencomputerscanreaditdirectly.

B.Thenextparttellsyouwhoproducedtheproduct.

C.Andttnine^^lookssimilarto"six"ifyouturnitupsidedown.

D.Evenifyouturnitupsidedown,itisn'tsimilartoanyothernumber.

E.Thesearecoloredeitherblackorwhitetoshowthenumberzerotonine.

51.52.53.54.55.

答案全解全析

基础过关全练

一、1.popularity2.sour3.basket4.salty5.customers

二、6.heroes考查名词复数。根据“arealwaysaroundus”可知主语是复数形式。

故填heroeso

7.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

8.believed考查固定搭配。Itisbelievedthat...意为“有人认为.”,是一个固定句

型，故填believedo

9.Canadian考查形容词。aCanadianclassmate意为”—^加拿大同班同学”，故填

Canadiano

lO.professional考查形容词。aprofessionalbasketballplayer意为“一个专业的篮

球运动员”，故填professionalo

三、1l.intheend12.Notonly;butalso13.lookupto14.bymistake15.madeto

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“T。avoid

toothache,theyhadtheirteethpulledout.（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“Theannygavebrushesandtoothpastetoallthesoldiers”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Bo

19.D上一句讲到那时候的牙膏管由金属制成,D项“Todaythey'remadeofsoft

plasticandaremucheasiertouse!（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“Fluoridemakesyourteethstrongand

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1本文主要介绍了中国5G的发展。

21.made表示“打电话”要用makeacall;此处是一般过去时的被动语态，因此所缺

的词是made。

22.first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

firsto

23.faster由语境可知，此处表示“快”要用fast;再根据“than4Gnetworks”可知，此处

要填的词是fastero

24.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areaso

25.biggest根据“oneofthe+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

26.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

problemo

27.if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。

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“April27”可知，此处要填的是介词on。

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。

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

intelligent的比较级，故填more。

33上ut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。taketheplaceof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,1876年的发明是电话,电话是由塑料和金属制成的，故

选Ao

38.B根据表格信息可知,最新的发明是1879年的电灯泡，故选Bo

39.B根据表格信息可知，车轮的发明让人们出行更快了，故选Bo

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。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"Governmentsandbusinessesworldwideare

creatingsmartphoneappstohelptrackthespreadofCOVID-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“Bytrackingdownpeoplewhohavebeenin

contactwithCOVID-19patients,healthresearcherscanwarnthem,andkeep

COVID-19fromspreadingfurther.（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“AsgovernmentsremoveCOVID-19limits（随着各国政府取

消新冠肺炎的限制）“和"needtobeabletoquicklyfindandcontrolnewoutbreaks（需

要能够迅速发现和控制