九年級U4T1知識點總結(jié)

Unit4Topic1KeyPointsSectionA1.allow:v.允許(1).allowsb.todosth.允許某人做某事(2).Sb.beallowedtodosth.某人被允許做某事(3).allowdoingsth.允許做某事2.Sb.spend+time/money+onsth./(in)doingsth.某人花費(fèi)時間或金錢在某事上/做某事。3.maybe:adv.也許,或許,常放于句首。maybe:也許是,或許是,常放于主語后。eg.Maybeheisaninventor.=Hemaybeaninventor.他或許是一個發(fā)明家。4.showsth.tosb.=showsb.sth.向某人展示某物5.bemadeof…用…制造(看得出原材料)bemadefrom…用…制造(看不出原材料)bemadein+地點/時間:在某地/某時制造bemadeby+sb.由某人制造bemadeinto…(某物)被制成…bemadeupof…由幾部分組成6.beusedfordoingsth.被用來做某事(強(qiáng)調(diào)用途或作用)=beusedtodosth.被用來做某事(強(qiáng)調(diào)目的)beusedtodoingsth.習(xí)慣于做某事beusedas…被用作…(強(qiáng)調(diào)被當(dāng)作工具來用)beusedbysb.被某人使用(強(qiáng)調(diào)使用者)usedtodosth.過去常做某事7.someday:某一天，總有一天(用于將來時)8.cometrue:變成真的,實現(xiàn)=realize=achieve+one’etrue:使某事成真9.語法:一般過去時的被動語態(tài)結(jié)構(gòu):be(was/were)+及物動詞的過去分詞四種句式：(1).肯定句:主語+was/were+v.-ed.(2).否定句:主語+was/were+not+v.-ed.(3).一般疑問句:Was/Were+主語+vt.-ed.(4).特殊疑問句:疑問詞W/H+was/were+主語+Ved.eg.(肯)Ane-mailwassenttoherfriendbyJaneyesterday.(否)Ane-mailwasn’tsenttoherfriendbyJaneyesterday.(一般疑問)Wasane-mailsenttoherfriendbyJaneyesterday?(特殊疑問)Whowasthee-mailsenttobyJaneyesterday?Exercise1.Mymotherallowsmetousehercellphone.(改為被動語態(tài))I________________usemymother’scellphone.2.Arocketisusedforlaunchingsatellitesandspaceships.(畫線提問)_______arocket______?3.Thedigitalcamerawasinventedin1975.(就劃線部分提問)________thedigitalcamera_______?4.Maybeheisaninventor.(改為同義句)He________aninventor.SectionB1.beinventedin+時間/地點：在..被發(fā)明beinventedby+sb.:被…發(fā)明2.Itissaidthat從句.據(jù)說，…。Itisreportedthat從句.據(jù)報道，…。Itisknownthat從句.眾所周知，…。3.bedifferentfrom…:與…不同Exercise1.Thelightbulbisw______usedbypeopleeverywhere.2.ThomasEdisoni_______thelightbulbin1879.3.It’ss______thatheinventedmorethantwothousandthingsduringhislife.4.TheairplanewasinventedbyWilburandOrvilleWrightin1903.It’sd______fromtoday’s.SectionC1.comeabout:產(chǎn)生，發(fā)生2.thought:(1).可數(shù)n.想法，看法，主意=idea(2).不可數(shù)n.思想，思索；(3).V.認(rèn)為，是think的過去式和過去分詞3.laugh:V.笑,大笑;laughatsb./sth.嘲笑某人/某物4.courage:n.勇氣(不可數(shù));encourage:V.鼓勵,encouragesb.todosth.鼓勵某人做某事discourage:V.使灰心,泄氣,阻止discouragesb.todosth.阻止某人做某事5.dosomeresearch(on…):做關(guān)于…的調(diào)查6.sharesth.withsb.=sharesb.sth.與某人分享某物Exercise1.Peopleusedthelightbulbswidelyinthepast.(改為被動語態(tài)）Thelightbulbs___________________bypeopleinthepast.2.Wecanlaunchspaceshipstoexploreotherplanets.(改為被動語態(tài)）Spaceships___________________toexploreotherplanets.3.GoreVerbiniskidirectedthemoviePiratesoftheCaribeaninAmerica.(對劃線部分提問）_________GoreVerbiniski_______themoviePiratesoftheCaribbean?4.TheMP3playerwasdevelopedaround1998.(對劃線部分提問)________________theMP3player_______________?SectionD1.explore:V.探險,勘探;explorer:n.探險家,勘探家2.mark:n.標(biāo)示,記號,符號;guidingmarks:指路標(biāo)志V.做標(biāo)記,做記號3.findout:發(fā)現(xiàn),過去式:foundout4.beusedtodosth.被用來做某事beusedtodoingsth.習(xí)慣于做某事5.study:(1).V./n.學(xué)習(xí);(2).V.研究;(3).n.書房ExercisePassivevoicewas/were+done()1.Abigsupermarket_____inourcitylastyear.A.isbuiltB.werebuiltC.wasbuilt()2.Couldyoutellmewhotheradio____by?A.inventsB.inventedC.wasinvented()3.Manytreesandflowers_____inourschoollastyear.Theymadeourschoolmorebeautiful.A.haveplantedB.wereplantedC.planted()4.Thechildren____swimlastmonthandtheycanswimverywellnow.A.aretaughtB.weretaughtC.weretaughtto()5.Itissaidthatpotatochips_____bymistakeaboutonehundredyearsago.A.wereinventedB.inventedC.areinvented1.Youarelate,allthetickets__________(sell)outanhourago.2.Thistypeofcellphone____________(make)inShenzhen.3.I_________________(notinvite)toyesterday’sparty.4.________thosemachines__________(check)thismorning?5.Manytreesandflowers______________(plant)inourschoollastyear,andtheymadeourschoolabeautifulgarden.主動變被動1.PeopleuseradiostolearnEnglishinthepast._____________________________________________2.Jackwillshowmethephoto.______________________________________________3.TheyhaveraisedmuchmoneyfortheProjectHope.______________________________________________4.IoftenhearMarysingEnglishsongsathome._______________________________________________5.Wemustn’tthrowlitterabout.________________________________________________6.PeoplecanvisitplanetslikeMars._________________________________________________()1.Hurryup,you____onthephone.A.Wanted B.waswantedC.arewanted()2.Somestories_____thechildrenbytheteachereveryday.A.istoldfor B.aretoldforC.aretoldto()3._____thathehasstudiedabroadforfiveyears.A.Itissaid B.Itsays C.Thatissaid()4.Thewindow____fiveminutesago.A.iscleaned B.wascleanedC.canbecleaned()5.Thechildren______bytheteachersatschool.A.takecareofB.aretakencareC.aretakencareof()6.Ihavenoideawhat______whileIwasasleep.A.happened B.washappenedC.happens()7.Insomecountries,tea_____beforemeals.A.isserving B.isserved C.served()8.Thiskindofbooks