Unit4AmazingScienceTopic3SectionC課件九年級英語上冊

Unit4AmazingScience

Topic3Chinaisthethirdnationthatsentapersonintospace.

SectionC

Teachingaims1.把......介紹給某人2.過去常常做…3.被…控制4.用…做…5.幾乎不懂電腦技術(shù)6.建議某人(不)做…7.使…做…8.更好地服務(wù)某人9.謝謝你的…10.并且，和…11.下決心做…12.隨著……的發(fā)展13.詢問某人關(guān)于某事14.做某事的一種方式Revisioninclass④先行詞表人用who/that,主語，賓語，表語.先行詞表物用which/that,主語，賓語，表語.先行詞表人或物的，用whose,即whose+n.

先行詞表時間用when,狀語先行詞表地點用where,狀語先行詞表原因用why,狀語

▲.1.當(dāng)關(guān)系代詞在從句中作主語時不能省略，作賓語時則可以省略.2.當(dāng)先行詞被序數(shù)詞、形容詞最高級修飾或是不定代詞或既有人又有物時，關(guān)系代詞只能用that，而不能用which.e.g.Thisisthebest

film

thatIhaveseen.3.關(guān)系代詞在定語從句中作主語時，從句的謂語動詞的人稱和數(shù)須和先行詞一致。e.g.I

don’t

like

people

who

talk

much

but

do

little.Haveyouseenthefilm_________iscalledKungfuPanda?Thisfilmmainlytellsusastory__________happenedinancientChina.Oneofthemaincharactersinitisapanda_________isveryfatbutcute.Hehasquiteafewfriends_________helpedhimstruggletobringpeacebacktotheland.Manypeople_________haveseenthefilmlikeitverymuch.

that/which

that/which

that/which

that/who

that/who√√√√√√√√1b.1.Read1aandfindoutthetopicsentenceofeachparagraph.

Paragraph1:Paragraph2:Paragraph3:SincetheInternetcameintobeing,people’slivesathomehavebeenchanged,too.Computershaveimprovedourlives,buttheyhavebroughtproblems,too.usageproblemworkdailylife1.____________________________ofaspaceship.2.helpdoctors_____________________________.3._______________________________infactories.4.helpbusinessmen_____________________.1.playgamesand__________________________.2._______________and_____________athome.3.___________________bysendinge-mailsand_______________________________.1.getheadachesor_____________________.2.don’thaveenoughtime__________________.3.somethingonInternetisnot________________.controlthespeedanddirectionfinddiseaseseasilycontroltherobotsplaceandcancelorderswatchmoviesdoshoppingdobusinesschattingonlinesoreeyestostudyorexercisetrueorgood1b2.Completethefollowingdiagram.

LanguagePoints1.doubt（可數(shù)名詞），意為“疑惑、疑問”

withoutdoubt“毫無疑問”doubtabout/of......懷疑.......在肯定句中doubt+whether/if從句，懷疑是否……在否定句中don'tdoubt/nodoubt+that從句，毫無疑問......(thereisnodoubtthat...無疑、毫無疑問......)eg.ThereisnodoubtthatTonyisthebestinourclass.Idon'tdoubtthattheywillbeabletosolvetheproblems.Idoubtwhether/ifhe'llchangehismind.Thereisnoreasontodoubtofhishonesty.2.beusefulin...在某方面非常實用3.withthehelpofsb./sth.=withoneshelp在......的幫助下LanguagePoints4.forinstance=forexample用來舉出具體的事例suchas一般用于列舉同類人或事物中的幾個例子5.connectv.連接;把……聯(lián)系起來connectAwithB使A與B連接connectsth.(tosth.)使電、氣、水等接通connectsb./sth.(withsb./sth.)與……有聯(lián)系，把……聯(lián)系起來6.keep的用法1)保存;遵守;飼養(yǎng)2)短語：keep(on)doingsth.意為“繼續(xù)做某事，一直做某事”LanguagePoints

keepsb.doingsth.意為“讓某人一直做某事”

keep...awayfrom...意為“使......避免接近......；使......遠離......”

keep/stop/pteventsb.fromdoingsth.意為“阻止某人做某事”

keepsb./sth.+adj.使......保持......狀態(tài)7.bedangerousto...意為“對......有危險”。8.instead與insteadof的區(qū)別：insteadof（介詞短語），后跟名詞，代詞或動名詞。e.g.NowIcandrivetoworkinsteadofwalking.現(xiàn)在我可以開車去上班而不必步行了。instead（副詞），常位于句尾，位于句首時，其后面有逗號。e.g.Hedidn’treply.Instead，helefttheroom.9.besides（副詞），意為“而且，還有”，用于句首、句尾，也可用于句中，常用逗號與句子其他成分隔開。

e.g.Besides，winningorlosingisonlyhalfofthegame.besides(介詞)，意為“除......之外（還有）”，強調(diào)除了的部分也包含在內(nèi)，是一種累加的關(guān)系。e.g.Thestudentswenttothezoobesidesmyteacher.except(=but)意為“除......之外（沒有）”，是一種排除關(guān)系，有“減除”之意。e.g.WeareallhereexceptTom.10.thanksto

多虧，由于thanksfordoingsth.因...而感謝11.since+一般過去時態(tài)的句子/過去的時間點/一段時間+ago，用于現(xiàn)在完成時態(tài)之中，且這個現(xiàn)在完成時態(tài)的句子中的謂語動詞要用延續(xù)性動詞。eg.Hehaslivedheresince1999.HehasbeenawayfromChongqingsince10yearsago.12.現(xiàn)在完成時態(tài)結(jié)構(gòu)：主語+have/has+done+其他；現(xiàn)在完成時的被動語態(tài)：主語+have/hasbeen+done+其他。eg.Wehaveplantedmanytreesonthemountain.=Manytreeshavebeenplantedonthemountainbyus.Exercisesinclass毫無疑問讓某人一直做某事做生意在某人的幫助下例如訂貨和取消訂單出故障出現(xiàn)，產(chǎn)生多虧像平常一樣而不是，取代打開/關(guān)掉/開大聲點/關(guān)小聲點ExercisesinclassBCDAB