Unit 6 When was it invented-提优突破专项（含答案）2025-2026学年人教版九年级英语全册

人教版九年级英语全册Unit6Whenwasitinvented?提优突破专项一、根据音标写单词1.

/ɪnˈvent/______2.

/ɪnˈvenʃn/______3.

/məˈʃiːn/______4.

/ˈkæpəbl/______5.

/ˈpleʒə(r)/______6.

/ˈkɒmjuːnɪkeɪt/______7.

/ˈdeɪndʒərəs/______8.

/ˈjuːsfl/______9.

/ˌrezəˈveɪʃn/______10.

/ˌædæpˈteɪʃn/______二、根据中文提示写短语1.

被发明______2.

偶然______3.

错误地______4.

用于做某事______5.

智能手机的发展______6.

有重大影响______7.

日常发明______8.

讨论发明的利与弊______9.

最新科技产品______10.

最实用的发明______三、用所给词的适当形式填空（本单元语法：一般过去时的被动语态等）1.

Thetelephone______(invent)byAlexanderGrahamBellin1876.2.

Potatochips______(create)bymistakeover150yearsago.3.

It'sinteresting______(learn)aboutthehistoryofinventions.4.

Thiskindofmachine______(use)tomakenoodles.5.

Thenewapp______(download)bymillionsofpeoplesincelastmonth.6.

Ifyou______(notfollow)theinstructions,themachine______(notwork)well.7.

Hewonderedwhenthefirstcomputer______(develop).8.

Thestoryabouthowthelamp______(invent)isveryinteresting.9.

Theseoldphotos______(take)withacamerathatwasinventedinthe1990s.10.

Thescientistspentyears______(improve)theinvention.四、单项选择1.

Thelightbulb______byEdison.A.inventsB.inventedC.wasinventedD.isinvented2.

—______wasthetelephoneinvented?—In1876.A.WhenB.WhereC.HowD.Why3.

Thegame______bylotsofkidsnow.A.enjoysB.isenjoyedC.enjoyedD.wasenjoyed4.

Sugar______totheteatomakeitsweet.A.addsB.addedC.isaddedD.wasadded5.

—Doyouknow______thefirstcar______?—InGermany.A.when;inventedB.where;wasinventedC.how;inventedD.why;wasinvented6.

Thiskindofpaper______bamboo.A.ismadeofB.ismadefromC.ismadeinD.ismadeby7.

Themistake______bythecleverboy,andhefixeditatonce.A.wasfoundB.foundC.isfoundD.finds8.

It'ssaidthatthenewmedicine______alotofpatientsalready.A.helpsB.helpedC.hashelpedD.willhelp9.

—What______theknife______for?—Cuttingthings.A.is;usedB.does;useC.was;usingD.is;using10.

Thestory______bymygrandmawhenIwasachild.A.tellsB.istoldC.wastoldD.told五、根据汉语完成句子1.

拉链是在1893年发明的。Thezipper____________in1893.2.

这种饮料是偶然发明的。Thiskindofdrink________________________.3.

你知道茶叶是怎么被发明的吗？Doyouknowhowtea____________?4.

电脑被用来做很多事情。Computers__________________manythings.5.

自从去年以来，这款新手机已经被销售了一百万部。Thisnewmobilephone__________________onemilliontimessincelastyear.6.

如果我们正确使用它，这个发明会很有用。Ifweuseitcorrectly,theinvention____________very______.7.

他想知道这种机器是何时被引进中国的。Hewonderedwhenthiskindofmachine__________________China.8.

这部电影是用一部旧相机拍摄的。Themovie__________________anoldcamera.9.

科学家们花了十年时间改进这个发明。Scientistsspenttenyears____________theinvention.10.

据说这种新方法已经帮助了很多学生。It'ssaidthatthisnewmethod____________manystudents.六、阅读理解Thesmartwatchisapopularinventioninrecentyears.Itisnotjustawatchbutcanalsomakephonecalls,sendmessages,andeventrackhealthdata.Thefirstsmartwatchwasdevelopedintheearly2000s,butitwasn'tpopularthenbecauseofitslargesizeandhighprice.Overtime,smartwatcheshavebecomesmaller,cheaper,andmoreuseful.Now,manypeopleusethemtocheckthetime,monitortheirheartrate,andsetreminders.Somecanevenconnecttootherdeviceslikesmartphonesandheadphones.Theinventionofthesmartwatchhaschangedhowpeopleliveandcommunicate.Itshowshowtechnologykeepsimprovingtomeetpeople'sneeds.1.

Whatcanasmartwatchdo?A.MakephonecallsandsendmessagesB.TrackhealthdataC.CheckthetimeD.Alloftheabove2.

Whenwasthefirstsmartwatchdeveloped?A.Inthe1990sB.Intheearly2000sC.Inthe2010sD.Lastyear3.

Whywasn'tthefirstsmartwatchpopular?A.BecauseitwastoosmallB.BecauseitwastoocheapC.BecauseofitslargesizeandhighpriceD.Becausepeopledidn'tneedit4.

Whatcansomesmartwatchesconnectto?A.SmartphonesandheadphonesB.TVsandrefrigeratorsC.CarsandbikesD.Booksandpens5.

Whatdoestheinventionofthesmartwatchshow?A.TechnologystopsimprovingB.Technologykeepsimprovingtomeetpeople'sneedsC.Peopledon'tneednewinventionsD.Inventionsarealwaysexpensive答案一、1.invent2.invention3.machine4.capable5.pleasure6.communicate7.dangerous8.useful9.reservation10.adaptation二、1.beinvented2.byaccident3.bymistake4.beusedfordoingsth.5.thedevelopmentofsmartphones6.haveagreatinfluence7.dailyinventions8.discusstheadvantagesanddisadvantagesofinventions9.thelatesttechnologyproducts10.themostpracticalinvention三、1.wasinvented2.werecreated3.tolearn4.isused5.hasbeendownloaded6.don'tfollow;won'twork7.wasdeveloped8.wasinvented9.weretaken10.improving四、1.C2.A3.B4.C5