【文档说明】Unit4Topic3SectionD课件2022-2023学年仁爱版英语九年级上册.pptx，共(21)页，1.571 MB，由小喜鸽上传

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Unit4AmazingScienceTopic3Chinaisthethirdnationthatsentapersonintospace.SectionDLearningaims(学习目标)1.Masterthekey

wordsandphrasesinthislesson：certain,forcertain,onone’sown,warn,might,housework,sofar,besurprisedat,nolonger2.SummarizetheusageofAttributiveCl

ause.3.Learnaboutsomeknowledgeofrobots.AttributiveClause(Ⅰ)Heisournationalherowho/thattraveledaroundtheearthinShenzhouVfor21hour

sin2003.Chinaisthethirdnationthatsentapersonintospace.Moreandmorepeoplehavepersonalcomputersthat/whichareusedtoplaygamesandwatchmov

ies.Grammar1，用定语从句来描述_________的名词或代词。2，定语从句的结构：句子中的名词\代词+who\which\that+句子3,who代_____，which代_____，that代

_____，_____。Allofyoumustbeveryproud.ItprovesthatChinahasmadegreatprogressinitsspaceindustry.Thereisnodoubtthatcomputersareveryusefulintechnologyandbu

siness.TheInternetismakingtheworldsmaller,likeavillage.Computershelpusatworkandathome,buttheymustbeusedproperly.Functions表示肯定推测证实/证明..

.....毫无疑问的是......make+宾语+adj.mustbedone1.totellsomebodyaboutdangeroraboutsomethingbadthatmayhappen2.tomakesomethinghappenorappear3

.apersonwhoispaidtodohouseworkforafamily4.sureandconfident,withoutanydoubts5.usedtosaythatsomethingmaybetrue,butyouarenotsure1.w_____2.

c______3.s_____4.c_____5.p______arnauseervantertainerhapsFurtherreading1bFindthewordsinthepassageaccordingtothefollowingmeanings

.Thefirstletterisgiventohelpyou.出现被付钱自信的疑惑Isthewritersurethatrobotswillstillbeour?Fastreadingperhapsskimreading.Findoutthemainideasofeachparag

raph.para1para2para3Willrobotsthinklikehumans?Whatcanrobotsdotoday?Whatwillrobotsbelikeinthefuture?Paragraph2TimeRoleUseSofarserv

antsHelpdodangerousanddifficultworkParagraph3TimeroleworriesproblemsInthefuturemastersThinkontheirown⚫Treatusaspets⚫awar1cRead1aagainan

ddiscussthequestionswithyourpartner.1.Doyouthinkrobotswillbepartofourlivesinthefuture?Why?2.Robotsareconsideredtobeourservants,

aren’tthey?3.Doyouthinkrobotscanthinkoractforthemselves?4.Whydoesthetitlehaveaquestionmark?Discusstheadvantagesandthedisadvant

agesofrobots.•Advantages•Robotscandosomeworkbetterthanhumans.•Robotscandodangerouswork.•Robotscandohardwork.•R

obotscanworkfasterthanhumans.•Robotsworkwithoutpay.•Robotsmaytaketheplaceofhumansinsomesituations.•Disadvantages•Robotswillmakehumanslosetheirjobs.•R

obotswillmakehumanslazy.•Oncerobotsthinkforthemselves,theywillnolongerwanttobeoursservants,butourmasters.Discusstheadvantagesandthedisadvantagesofrob

ots.1.Nooneknowsforcertain.没有人确切地知道。a.noone用来，其后不能接of短语，用做主语时，谓语动词用单数。Noonelikesapersonwithbadmanners.特别注意：——Whoisinthatroomnow?—Noone.—

—Howmuchwillthecarcost？——Ican’tsayforcertain.forcertain确切地※know/sayforcertain(that)确切地知道/肯定地说languagepoin

ts2.allthetime=always一直，总是3.besurprisedat/by…对……感到惊讶besurprisedtodosth.4.Oncerobotscanthinkforthemselves,problemsmayappear.once在这用作连词，意为“一旦……就……”,

引导时间状语从句。thinkforoneself独立思考Theboylistenedtotheradioallthetime.TheforeignvisitorsweresurprisedattheGreatWall

.IwassurprisedtohearIhadpassedtheexam.Onceyougetusedtoit,youwilllikeit.Ioftenteachmystudentstothinkforthemselves.5.Onescie

ntistwarnsthatifrobotsstarttothinkforthemselves,theywillnolongerwanttobeourservants,butourmasters.a.warnwarnsb.(not)todosth.警告某人（不要）干某事warnsb.aboutst

h.提醒、警告某人注意某事warnsb.against(doing)sth.警告某人某事b.nolonger=not…anylongernomore=not…anymore6.Theymighttreatusaswen

owtreatpets.他们可能会像我们现在对待宠物那样对待我们。a.might是may的过去式，可用于指过去，也可用于指现在，但语气缓和、委婉。b.treat…as…以……方式对待……/把……看做……7.

inafewyears=inafewyears’time几年的时间里，几年以后（一般将来时）8.sofar到目前为止;迄今为止;到这点为止;仅到一定程度(现在完成时）课文中出现的语法点：一般现在时、一般将来时、现在完成时Keyphrases1.forcertain=forsure2.b

ecertaintodosth.=besuretodosth.3.inafewyears4.onone’sown=alone=byoneself=inperson5.warnsb.nottodosth.6.warnsb.of/aboutsth.7.besurprisedat=beam

azedat8.treat…as=regard…as=consider…as9.allthetime10.nolonger=not…anylongernomore=not…anymore默写：1.确切的，肯

定的2.一定能做某事3.在几年后4.独自5.警告某人不做某事6.警告某人当心某事7.对……吃惊8.把……看作9.一直10.不再SummaryWelearn:1.Somewords:certain,wa

rn,might,housework2.Somephrases:forcertain,onone’sown3.Somesentences:(1)Nooneknowsforcertain,butmostpeoplethinkthatrobotswillb

epartofourlives.(2)Inafewyears,perhapsrobotswillthinkontheirown.Wecan:1.SummarizetheusageofAttributiveClause.2.Learnaboutsomeknowledgeo

frobots.1.ReviewtheexpressionsofSectionA---D.2.Reviewtheattributiveclause.3.Finish“Project”.4.PreviewthenewwordsofReviewofUnit3-4

.HomeworkThankyou