Unit4Topic3SectionD-九年级英语上册课件

Unit4AmazingScienceSectionDTopic3Chinaisthethirdnationthatsentapersonintospace.ReviewReviewReview()1.Allofusfind_____necessarytotakeexerciseeveryday.

A.thisB.thatC.itD.them()2._____theInternet,peoplecandoshoppinganddobusinessathome.

A.ThankstoB.ThanktoC.BecauseD.Insteadof3.I’msorrythatIkeepyou________(wait)forsolong.4.Insteadof________(leave)home,wecandosomeshoppingathome_______(easy).（改为同义句）5.BecauseofMissTang’shelp,wecanfinishtheworkontime.______the______ofMissTang,wecanfinishtheworkontime.CAwaitingleavingeasilyWithhelpPre-readingNewwords/ˈsɜ:vənt/

n.仆人，佣人/ˈsɜ:tn/

adj.确定的，无疑的一定会.......独自，单独servantcertainforcertainonone’sownNewwords/wɔ:n/

v.警告，告诫/maɪt/

modalv.可以，可能warnmighthousework/ˈhaʊswɜ:k/

n.家务劳动，家务事While-reading1aDiscussthefollowingquestionsbeforereading.Thenreadandcheck.1.Doyoulikerobots?Whyorwhynot?2.Ifyouhadarobot,whatwouldyoulikeittodoforyou?1bFindthewordsinthepassageaccordingtothefollowingmeanings.Thefirstletterisgiventohelpyou.1.totellsomebodyaboutdangeroraboutsomethingbadthatmayhappen2.tomakesomethinghappenorappear3.apersonwhoispaidtodohouseworkforafamily4.sureandconfident,withoutanydoubts5.usedtosaythatsomethingmaybetrue,butyouarenotsurearnauseervantertainerhaps1cRead1aagainanddiscussthequestionswithyourpartner.1.Doyouthinkrobotswillbepartofourlivesinthefuture?Why?2.Robotsareconsideredtobeourservants,aren’tthey?3.Doyouthinkrobotscanthinkoractforthemselves?4.Whydoesthetitlehaveaquestionmark?Yes.Actuallythey’vealreadybeenpartofourlives.No.Asahumanbeing,weshouldshowourrespecttoeverythingintheworldnotonlytootherhumanbutalsotothosewhoarealiveornot.Tothisquestion,I’mnotsureasI’mnotthepioneerofthisline.Verysorryformyignorance.Becausethisstatementisnotsure.Nooneknowstheanswernow.CarefulreadingParagraph1

Robots——OurServantsintheFuture?

Whatwillourfuturebelike?Nooneknows

forcertain,butmostpeoplethinkthatrobotswillbepartofourlives.Willtheybefriendlyorunfriendly?1aReadandunderstand.Whatwill...belike?相当于Howwill..be?。类似的用法还有：

What’stheweatherlike?=Howistheweather?forcertain肯定=forsure.练习：Whatwillour______（未来）belike?Nooneknowsitfor_______（确信）futurecertainCarefulreadingParagraph2

Sofar,robotshaven’tcausedusanyproblems.Theyworkforuslikeservantsallthetime.Theyhelpusdodangerousanddifficultwork.1aReadandunderstand.allthetime一直helpsb.(to)dosth.帮助某人做某事helpsb.withsth.帮助某人某事causev.导致，引起/

n.原因causesb.sth.给某人带来....../引起......causesb.todosth.导致某人去做某事

1.

Sofar,robotshaven'tcauseusanyproblems.

到目前为止，机器人还没有给我们带来任何麻烦。

考点：

sofar的具体用法：

(1)表示“（距离）如此之远”“（程度）如此之深”。

此时句子谓语动词需要根据具体语境来确定时态。eg.Myfeetareverysorefromwalkingsofar.

走了这么远的路，我的脚非常痛。Wehadfallensofarbehindthatitseemedpointlesscontinuing.我们已经落在后面很远了，继续下去似乎没有什么意义。Languagepoints1.

Sofar,robotshaven'tcauseusanyproblems.

到目前为止，机器人还没有给我们带来任何麻烦。

考点：

(2)表示“迄今”“到目前为止”，相当于uptonow,tillnow。当

sofar修饰谓语动词且表示一直持续到现在时，谓语动词通常要用现在完成时。eg.Sofartherehasbeennobadnews.到现在为止还没有什么坏消息。Sofar50peoplehavediedinthefighting.

到现在为止，已有50人在战斗中丧生。(3)表示“仅到一定程度”“仅在有限的范围内”，此时句子谓语动词也需要根据具体语境来确定时态。eg.Icanonlyhelphimsofar.我只能帮他到这种程度。Languagepoints1.到目前为止，他们还没有引起任何问题。（完成译句）Theyhaven’tcauesdanyproblems________.2.Sofarwe_____nothingfromhimA.havebeenheardB.didn’thearC.haveheardD.haven’theard3.Sofar,robots_____________(notcause)anyproblems.sofar及时练习：Chaven’tcausedCarefulreadingParagraph3Peoplearesurprisedattherapiddevelopmentofrobots.Inafewyears,perhapsrobotswillthinkontheirown,justaspeopleusetheirbrainsandactforthemselves.However,oncerobotscanthinkforthemselves,problemsmayappear.Onescientistwarnsthatifrobotsstarttothinkforthemselves,theywillnolongerwanttobeourservants,butourmasters.Thescientistalsowarnsthatifwearelucky,theymighttreatusaswenowtreatourpets;ifwearenotlucky,whoknowswhatwillhappen?Perhapstherewillbeawarbetweenhumanbeingsandrobots.1aReadandunderstand.2.

Onescientistwarnsthatifrobotsstarttothinkforthemselves,theywillnolongerwanttobeourservants,butourmasters.一位科学家警告说，如果机器人开始为自己考虑，它们就不是再想做我们的仆人，而是想做我们的主人。

考点：

warn的具体用法：(1)warnsb.againstdoingsth.“告诫某人不要做某事”。Thedoctorwarnedthepatientagainstsmoking.

医生告诫病人不要抽烟。eg.Theteacherwarnedthechildrenagainstplayingonthestreet.

老师告诫孩子们不要在街上玩。Languagepoints2.

Onescientistwarnsthatifrobotsstarttothinkforthemselves,theywillnolongerwanttobeourservants,butourmasters.一位科学家警告说，如果机器人开始为自己考虑，它们就不是再想做我们的仆人，而是想做我们的主人。

考点：

warn的具体用法：(2)warnsb.against/aboutsb.(sth.)“告诫某人提防某人（某事）”。:eg.Hewarnedusagainstpickpockets.

他叫我们提防扒手。Thepolicehavewarnedshopkeepersabouttheforgedbanknotes.

警察已通知各店主要留意假钞。Languagepoints2.

Onescientistwarnsthatifrobotsstarttothinkforthemselves,theywillnolongerwanttobeourservants,butourmasters.

考点：

warn的具体用法：(3)warnsb.ofsth."警告（通知）某人会有某情况”。eg.Wewarnedhimofthedanger.我们警告过他有危险。(warm一般不能接双宾语，不能说成：Wewarmedhimthedanger.)eg.Theteacherwarnedusofthetest.老师通知我们要考试。(4)warnsb.+that从句“警告某人……”。

eg.Policewarneddriversthattheroadswereicy.

警方提醒司机路面已结了冰。

Iwarnyouthatitisdangeroustoswimhere.

我警告你，在这里游泳是危险的。Languagepoints2.

Onescientistwarnsthatifrobotsstarttothinkforthemselves,theywillnolongerwanttobeourservants,butourmasters.

考点：

warn的具体用法：(5)warnsb.(not)todosth.

"告某(不)要做某事”。eg.Iwarnedhimtobecareful.我告诫他要小心。Iwarnedhimtostayaway.我告诫他别靠近。Hewarnedmenottogooutwithher.

告诫过我不要同她一起出去。比较：Hewarnedmenottogooutatnight.=Hewarnedmeagainstgoingoutatnight.他叫我不要晚上出去。Languagepoints1.Thepatientwaswarned_____oilyfoodaftertheoperation.A.toeatnotB.eatingnotC.nottoeatD.noteating2.Theteacherwarnedus_____thedangerahead.A.toB.ofC.inD.from及时练习：CBExercisesNooneknowsfor________whatourfuturewillbelike,butmostpeoplethinkthatrobotswillbepartofour_____.Sofar,robotshaven’t_______usanyproblems.Theyworkforuslike_______allthetime.Theyhelpusdo__________anddifficultwork.Peopleare________attherapiddevelopmentofrobots.Inafewyears,perhapsrobotswillthinkon_______own,justaspeopleusetheirbrainsandactforthemselves.However,oncerobotscanthinkforthemselves,problemsmayappear.Onescientist_____thatifrobotsstarttothinkforthemselves,theywillno_______wanttobeourservants,butourmasters.They_______treatusaswenowtreatourpets.long,they,surprise,cause,certainly,live,servant,danger,warn,maycertainlivescausedservantsdangeroussurprisedtheirwarnslongermightPost-readingFindoutthesephrasesfromthetext.forcertainonone’sownwarnsb.nottodosth.=warnsb.abunchof1.肯定2.独自3.告诫某人不要做某事4.一束；一串5.把某人视为6.A与B两者之间7.毫无疑问8.对某事感到惊讶9.不再10.考虑做某事11.认为某人是

treatsb.as=regardsb.asbetweenAandBwithoutanydoubtsbesurprisedatsth.nolonger=notanylongerconsiderdoingsth.considersb.(tobe)ProjectReadthroughSectionsA-Candunderstandtheunderlinedparts.GrammarAttributiveClause(I)Heisournationalherowho/thattraveledaroundtheearthinShenzhouVfor21hoursin2003.Chinaisthethirdnationthatsentapersonintospace.Moreandmorepeoplehavepersonalcomputersthat/whichareusedtoplaygamesandwatchmovies.ExerciseChangethefollowingsentencesintoattributiveclause.Iknowtheboywho/thatcanspeakEnglishwell.Maryboughtalittlebirdthat/whichwasverypretty.Iknowtheboywho/thatyouarelookingfor.FunctionsAllofyoumustbeveryproud.ItprovesthatChinahasmadegreatprogressinitsspaceindustry.Thereisnodoubtthatcomputersareveryusefulintechnologyandbusiness.TheInternetismakingtheworldsmaller,likeavillage.Computershelpusatworkandathome,buttheymustbeusedproperly.Fillintheblanks.provesexploringserveconnectedmainlyFillintheblanks.1.There’s__________(无疑地)thatChinahasmadegreatprogressinits

spaceindustry.2.________(微型的)novelsareverypopularwithchildren.3.Theflightwas________(取消)becausethere’llbeaheavyfogabovethe

airport.4.Spaceshipscantraveltoothe