九年级英语下册复习第十六章科普知识与现代技术练习及答案.docx

九年级英语下册复习第十六章科普知识与现代技术练习及答案.docx

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九年级英语下册复习第十六章科普知识与现代技术练习及答案

第十六章科普知识与现代技术（能力拓展课）

【课前自测】

1.根据下面的思维导图，尽可能多地写出与“科普知识”话题相关的词汇，短语和句型。

除此之外，你还了解哪些新科技，新发明，关于他们的历史，作用以及在未来他们对于人们生活会有哪些改变，可以和同学们一起分享一下。

Newinvention/technology

Name

History

Events

Introduction

Prediction

2．语篇温习

A.（八上）Unit7Willpeoplehaverobots?

DoYouThinkYouWillHaveYourOwnRobot?

●Todaytherearealreadyrobotsworkinginfactories.Somecanhelp_________（build）cars,andtheydosimplejobsoverandoveragain._________（few）people__________（do）suchjobsinthefuturebecausetheyareboring,butrobots_______never______（get）bored.

●However,somescientistsbelievethatalthoughwecanmakerobots________（move）likepeople,it_________（be）difficulttomakethemreallythinklikeahuman.Forexample,scientistJamesWhitethinksthatrobots_______never_________（be）abletowakeupandknowwheretheyare.ButmanyscientistsdisagreewithMr.White.Theythinkthatrobots________even_________（be）abletotalklikehumansin25to50years.

●Somescientistsbelievethatthere____________（be）morerobotsinthefuture.However,theyagreeitmaytakehundredsofyears.Thesenewrobots________（have）manydifferentshapes.Some_______（look）likehumans,andothersmightlooklikeanimals.

1.用所给的词适当形式填空，补全短文，并背诵。

2.未来机器人将会有怎样的改变，在文中划出预测的句子并熟记。

3.请你尝试用所学的句式，描述一下你眼中未来机器人的（模样，功能等）。

（不少于3句）

_____________________________________________________________________________

_____________________________________________________________________________

B.（九年级）Unit6Whenwasitinvented?

AnAccidentalInvention

Didyouknowthattea,themostpopulardrinkintheworld（afterwater）,__________（invent）byaccident?

Manypeoplebelievethattea_______first________（drink）about5,000yearsago.It__________（say）thataChineseruler________（call）ShenNongwasthefirsttodiscoverteaasadrink.OnedayShenNong__________（boil）drinkingwateroveranopenfire.Someleavesfromateaplant_______（fall）intothewaterand_________（remain）thereforsometime.It__________（produce）anicesmellsohetastedthebrownwater.Itwasquitedelicious,andso,oneoftheworld’sfavoritedrinks_______________（invent）.

1.用所给词的适当形式填空，完成语篇，并背诵。

2.在文中画出含有被动语态的句子，并体会其用法。

3.基于你对茶文化的了解，请你介绍一下茶的发明历史及对未来的预测。

[推荐句型]

1.Theenvironmentwillbeingreatdanger.

2.Therewillbeworldpeace.

3.Ifbuildingsfalldownwithpeopleinside,thesesnakerobotscanhelplookforpeopleunderthebuildings.

4.Weneverknowwhatwillhappeninthefuture!

5.Benwashelpinghismommakedinnerwhentherainbegantobeatheavilyagainstthewindows.

6.Whenhewokeup,thesunwasrising.

7.AsfarasIknow,teaplantsaregrownonthesidesofmountains.

8.Thinkabouthowoftenit’susedinourdailylives.

[课堂巩固].

1.

ThetelephonewasinventedbyAlexanderGrahamBell.Hewasbornin1847.Mr.BellworkedontheinventionofthetelephonewithThomasWatson.In1875,Mr.Belllearnedhowtosendmusicalnotesthroughaninstrumentsimilartoatelephone.Finally,thetelephonewasinventedin1876.ThefirstsentencethatwassaidonthetelephonebyMr.Bellwas”Mr.Watson,comehere;Iwanttoseeyou.”Todaythetelephoneisusedaroundtheworld.

1）Whoinventedthefirsttelephone?

______________________________________________________________________________

2）Whenwasthefirsttelephoneinvented?

______________________________________________________________________________

3）Howwasthefirsttelephoneinvented?

______________________________________________________________________________

2.（21世纪报）

Inventionshavethepowertochangeourworld.Someinventionsaredesignedforwork.Somearejustforfun.Otherscanhelppeopleandtheplanet.Everyyear,manypeoplesharetheirbestinventionsoftheyear.

IthinkthemostimportantmoderninventionistheInternet.WiththeInternet,wecandomanythings.Forexample,wecanshopping,learnknowledge,listentomusic,andwatchmoviesonline.TheInternetmakestheworldsmaller.Wecanmeetandtalktofriendsandrelativesfarawaywithoutspendingalotofmoney.WecanalsopostourblogsonlinesoourfriendscanknowwhatwearedoingbyvisitingourwebsiteslikeQQSpace.Internetmakesourlifemoreexcitingandeasier.

3.

examine,wide,pollution,quickly,waste,find,stop,with,change,harm,friend,add

一、阅读下面短文，从方框所给的词中选出并用其适当形式填空。

每个词限用一次。

ScientistsinBritainandtheUnitedStateshavemadeanewkindofenzyme（酵素）thateatsplastics.1itshelp,plasticscanbeturnedintosmallerpartsandgoawayquickly.Scientistsbelievethat,inthefuture,itcouldsolvetheproblemofplasticpollution.

   TheenzymeisabletobreakdownPET,aformofplastic.PETwasfirst2inthe1940sandisnow3usedtomakeplasticbottles.Itcanremainintheenvironmentformanyyearsandpollutelargeareasoflandandwater.Soithasalwaysbeenaheadachetodealwiththe4fromPETandotherplastics.

   Theresearchersmadethediscoverywhile5thestructureofanaturalenzymeinJapan.TheyfoundthatthenaturalenzymewashelpingtobreakdownPETplastics.So,theydecidedtomakesmall6totheenzymeby7someaminoacids（氨基酸）.Itmadethe

naturalenzyme'splastic-eatingabilitiesworkfasterandbetter.

   JohnMcGeehan,oneoftheleadresearchers,said,“We'vemadeanimprovedenzyme.It'sbetterthanthenaturalone.Andwearetryingtomakemoreimprovementstoit.”Hewenton,“Theenzymeisnot8tohumansoranimals,anditis9totheenvironment.Soweareconsideringputtingitintowideruse.”

   TheteamisnowtryingtomaketheenzymebreakdownPETinlargequantities（大量地）.“We'llseethattheplasticpollutionmaybe10withthistechnology.However,thereisstill

alongwaytogo,”JohnMcGeehanadded.

二、阅读理解

A

OneSundayevening,itwasquitedarkwhenoldStanleywentforhiswalk.Hewaswalkingalongthesidewalk.Suddenly,hesawawhitecarcomingaroundthecornerathighspeed.Itwasgoingtoofastandcrashedintoaredcarinthestreetwherehewaswalking.Herusheduptothecarstoseeifanyonewashurtandneededhelp.

Thetwodriverswerearguing."Youcamearoundthecornertoofast,"onemansaid."No!

"saidthedriverofthewhitecar,"That'snottrue!

Yourcarwasparkedinawrongplace".

Stanleylistenedtotheirargumentandthensaidthewhitecardriverwaswrongtodrivetoofast.ThedriveroftheredcaraskedStanleytoprovehewasrightincourt（法庭）.Stanleygavethedriverhisnameandtelephonenumber.

NextThursdaymorning,Stanleywasaskedtogotothecourt.Thelawyerforthedriverofthewhitecaraskedhimalotofquestionsaboutwhathehadseen.ThenheaskedStanleyhowoldhewas."Iameighty﹣two."answeredStanley."Doyouusuallywearglasses?

"askedthelawyer.

"Yes,Ido."answeredStanley."Wereyouwearingthemonthenightoftheaccident?

"thelawyerasked."No,"repliedStanley.Thenthelawyersaid,"Whyshouldthecourtbelieveyou?

"Youareeighty-twoyearsold,youwerenotwearingyourglasses,anditwasdark.Howfarcanyouseeinthedark?

Stanleythoughtaboutforaminute,"Well,"hesaid,"whenit'sdark,Icanseethemoon.Howfaristhat?

"

1.Thecauseoftheaccidentisthat　　.

A.theredcarwasgoingtooslowlyB.thewhitecarwasgoingtoofast

C.thedriversweresleepyD.Stanleywasintheirway

2.Stanleywasaskedtogotothecourtbecause　　.

A.hewantedtomakemoneyB.hewasalawyer

C.hepromisedtobeawitnessD.hewasbadlyhurtintheaccident

3.MaybetheredcardrivercontactedStanleyby　　.

A.writingalettertohimB.sendinganemailtohim

C.payingavisittohimD.makingaphonecalltohim

4.Wecanlearnfromthestorythat　　.

A.Stanleywasacleverandhumorousman

B.Stanleyworeglasseswhentheaccidenthappened

C.ThelawyerthoughtthatStanleycouldseeclearly

D.Stanleywasnotabletoseethemoon.

B

"Iwillthinkofit."Itiseasytosaythis,butdoyouknowwhatgreatthingshavecomefromthinking？

SirIsaacNewtonwassittinginhisgardenwhenhesawanapplefallfromatree.Hebegantothinkandtriedtofindoutwhytheapplefell.Thenhediscoveredhowthesun,moon,andstarsarekeptintheirplaces.

AboynamedJamesWattsatquietlybythefire,watchingthelidofthekettlemoveupanddown.Hewantedtofindoutwhythesteaminthekettlemovedthelid.Fromthattimehewentonthinkingandthinking.Andwhenhebecameaman,heimprovedthesteamengine（蒸汽机）somuchthatitcouldeasilydotheworkofmanyhorses.

JamesFergusonwasapoorboy.Once,seeingtheinsideofawatch,hewondered."WhyshouldInotmakeawatch？

"Buthowcouldhegetthematerialstomakethemainspring（钟表的主发条）?

Hesoonfoundhecouldmakeitwithwhalebone（鲸骨）.Hethenmadeawoodenclockwhichkeptgoodtime.Hismotto（座右铭）was"Iwillthinkofit."Andhemadehisthoughtsusefultohimselfandtheworld.

Boysandgirls,whenyouhaveadifficultlessontolearn,don'tloseheart,anddon'tasksomeoneforhelpbeforehelpingyourselves.Think,andbythinkingyouwilllearnhowtothinktosomepurpose.

5.Fromthepassage,weknowthatsomegreatthingscomefrom　　.

A.listeningB.readingC.speakingD.thinking

6.TheideaofIsaacNewton'sdiscoverywasfrom　　.

A.thefallingofanappleB.thecleaningofagarden

C.thefallingofatreeD.themovingofalid

7.TheachievementofJamesWattwasthathe　　.

A.keptthinkingB.foundthesteaminthekettle

C.improvedthesteamenginemuchD.watchedthelidmoveupanddown

8.Therightorderofthefollowingsentencesis　　.

①JamesFergusonmadeawoodenclock.

②JamesFergusonsawtheinsideofawatch.

③JamesFergusonmade