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

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