外研版高中英語必修三Module4完全知識點

Module4SandstomsinAsia2021/5/91Introduction2021/5/92tornadohurricaneNaturalDisastersearthquake

sandstormlightningvolcaniceruption2021/5/932021/5/942021/5/952021/5/962021/5/972021/5/982021/5/99BCDANorthAmericaCentralAfricaAustraliaCentralAsia2021/5/910BCAInnerMongolia

GansuXinjiang2021/5/911majorsandstormcentersinChinaGansuandWesternInnerMongoliaBeijingandNortheastInnerMongoliaPartⅢ2021/5/912Introduction-1.VocabularyandwritingTherehasbeena________.Ithas______fortenhoursandwasvery____________.Thewindwas________thesandhigharoundthehouse.

andsomecarswerecompletely_____bythesandsandstormlastedfrighteningblowingburied2021/5/913Reading&Vocabulary

Lookatthephoto.Answerthequestions.Answers:1.Thereisasandstormblowing.2.They’vewearinghoods,masksandglassestoprotectthemselves.Itmovesveryslowly.Becauseitisnotcleartoseeeverythingontheroadandpeoplemusttakegreatcare.4.Stayathome.2021/5/914

Languagepoints

1．majoradj.較大的，較多的；主要的，主修的；較重要的

vi.主修，專攻n.主修課程；主修學(xué)生

majorityn.大多數(shù)

majorproblems主要問題

themajorsubjects主修課程

playamajorroleinsth.在某事中起重要作用

majorinsth.主修

a/themajorityof...……的大多數(shù)

Thestudentsmajorinchemistry.這些學(xué)生主修化學(xué)。

Themajorityofstudentswas/wereindifferenttothepoliticalmeeting.大多數(shù)學(xué)生對政治會議漠不關(guān)心。

2021/5/915major/main/chief

(1)major意為“重大的；主要的”，指在規(guī)模、數(shù)量、重要性方面超出同類的其他事物。

(2)main意為“主要的”，強(qiáng)調(diào)事物的某一部分、分支的重要性、大小及潛力優(yōu)于其他部分、分支，或表示整體中最主要、最明顯的部分，通常只作定語。

(3)chief意為“主要的；首要的”，強(qiáng)調(diào)在順序、等級、重要性、價值方面高于其他所有同類事物。

2021/5/9162.Theyareoftensothickthatyoucannotseethesun，andthewindissometimesstrongenoughtomovesanddunes.沙塵暴經(jīng)常是非?；鞚岬囊灾劣谀憧床灰娞枺绎L(fēng)有時大得能夠刮動沙丘。so...that通常引導(dǎo)結(jié)果狀語從句，意為“如此……以至于……”。常用句型如下：2021/5/9173．becaughtin被困于，遭遇Iamoftencaughtinaheavytrafficonmywaytoschool.我在上學(xué)路上常常遇到塞車。Medicalteamswerecaughtinthecrossfireoftheopposingarmies.醫(yī)療隊陷入了敵軍的交叉火力中?！局R拓展】becaughtintheheavyrain/snowstorm/sandstorm/traffic突然遭到大雨/暴風(fēng)雪/沙塵暴/交通擁擠被……困住becaughtdoing被撞見做某事catchup(常與with連用)趕上BetrappedinBestuckin2021/5/918catchupwith趕上catchon理解，流行，受歡迎(=bepopularwith)catchsightof看見catchone’sattention吸引某人的注意catchholdof抓住catchfire著火2021/5/919

4.cutdown砍倒，使倒下；削減，壓縮；減價

Manybigtreesalongtheroadhavebeencutdownforbuildinghouses.路邊的許多大樹都被砍掉用來建房了。

拓展：

cutacross走捷徑，穿過去

cutin插話；讓某人分享利潤

cutoff中止，切斷；隔絕

cutout刪除；裁剪

cutup劈碎，切碎；使難過；(嚴(yán)重地)割傷

cutshort突然停止，中斷(活動)

cutthrough穿過；克服；避開；剪斷

cutsth.inhalf/intwo將……對半切開2021/5/9205．strengthn．[U]力量；力氣；體力；實力

Hehasbeendoingweight-trainingtobuilduphisstrength.他一直進(jìn)行舉重訓(xùn)練以增強(qiáng)體力。Muchofthecountry’smilitarystrengthliesinitsmissileforce.這個國家的軍事實力主要體現(xiàn)在導(dǎo)彈部隊上。Theboyliftedthestonewithallhisstrength.男孩用盡全力舉起了石頭。

withallone’sstrength盡力

onthestrengthofsth.憑借(或根據(jù))某事物

strengthenv．加強(qiáng)2021/5/921【輕巧辨析】force/strength/energy/power(1)force主要指自然界的力量、暴力、勢力以及法律、道德或感情的力量、效力、強(qiáng)制力、軍事力量、武力等。(2)strength說人時，指“力氣”；說物時，指“強(qiáng)度”。(3)energy主要指人生理上的精力或自然界中的能量、能源。(4)power主要指做一件事所依靠的能力、功能；也可指人或機(jī)器等事物潛在或所能發(fā)揮出來的力量，還可指職權(quán)、權(quán)力、政權(quán)，也可指電力、動力、功率。2021/5/922

6．prevent...(from)阻止；制止

stopsb.(from)doingsth.阻止某人做某事

keepsb.fromdoingsth.阻止某人做某事

protectsb.from...保護(hù)某人不受……侵襲，擋住，防御

keepsb.doingsth.讓某人一直做某事

提示：(1)在被動句中

from均不能省略。如：

Wewerestopped/prevented/keptfromgoingoutbytheheavyrain.大雨使我們無法外出。

(2)protect...from...中

from后接能帶來傷害或損害之物。如：

Theyhuddledtogethertoprotectthemselvesfromthewind.他們擠在一起，免受風(fēng)吹。

2021/5/9237．haveaneffecton對……有影響Smokinghasabadeffectonhealth.吸煙對身體有不良影響。Theradiationleakhashadadisastrouseffecton/upontheenvironment.核輻射泄漏給環(huán)境帶來了災(zāi)難性的影響。與effect構(gòu)成的短語beofnoeffect無效beineffect有效come/gointoeffect生效put/carry/bringsth.intoeffect使生效、實現(xiàn)takeeffect生效；開始發(fā)揮作用ineffect實際上；簡直是；事實上2021/5/9248．concernedadj.關(guān)心的，有關(guān)的[常用于名詞之后]；掛念的，擔(dān)心的Eg:Itisreportedthatthepopsingerisconcernedwithsellingdrugs.據(jù)報道，那個流行歌手涉嫌販毒。I’mabitconcernedabout/foryourhealth.我有點擔(dān)心你的健康。concernvt.涉及，關(guān)系到；n.(利害)關(guān)系，關(guān)心concernfuladj.重要的concernedlyadv.擔(dān)著心concerningprep.關(guān)于beconcernedabout/over/for關(guān)心，掛念beconcernedwith/in牽涉到，與……有關(guān)as(so)faras...isconcerned就……來說；就……而言show/expressconcernabout對……表示關(guān)心/擔(dān)心asconcerns=concerning關(guān)于2021/5/9259．urgentadj.緊急的；迫切的；非常重要的Thelawisinurgentneedofreform.這項法律亟待修訂。Themosturgentthinginafireistomakesureeveryoneisoutofthebuilding.失火時最緊要的事是確保所有人都撤離大樓?！局R鏈接】(1)inurgentneedof急需

anurgentlook急切的神情(2)urgencyn．緊急；迫切(3)urgevt.推進(jìn)；極力主張；催促；激勵urgesb.todo...敦促某人做……urgesb.intodoing...敦促某人做……urgesb.against強(qiáng)烈反對urgesb.on鼓勵，激勵，為……加油urge+that從句強(qiáng)烈要求，極力主張……(從句用虛擬語氣)2021/5/926FinishtheexerciseatActivity2,Page33.Answers:________________________________________________________cycle(v)expert

processcitizendustsurviveforecastsituation2021/5/927FinishtheexerciseatActivity3,Page33.Answers:____________________BBAA2021/5/928FinishthetheexerciseatActivity4,Page33.Answers:preventyou(from)seeingthesun/strongenoughtomovesanddunes.2.heexperiencedaterriblesandstorm.3.becauseofdesertification.4.causedesertsandsand-stormstoincrease.5.thethickdustmakesitdifficulttosee/thedriverscannotseeclearly.6.preventthedesertcomingnearer.2021/5/929Completethesesentences:Activity5

page331.Weatherexpertshavef_________anotherbigsandstorminaweek’stime.2.It’sf__________tobeoutsideinasandstorm.3.Iwasinaverybigsandstormsomeyearsago.Luckily,everyones_______.4.There’salotofd____onthefloor.Weneedtosweepitaway.5.Desertificationisalongp______thattakesmanyyears.6.ManyBeijingc______cycletowork.orcast(ed)righteningurvivedustrocessitizens2021/5/930Grammar1-1.ObservationI’mgladtomeetyou.Sheinvitedmetoattendthemeeting.Theboyisoldenoughtogotoschool.to+動詞原形表示主動2021/5/931Grammar1-2.ObservationTherewasnothingtobedone.I’dliketobetoldwhat’sgoingon.Nothingisallowedtobetakenoutofthereadingroom.tobe+動詞的過去分詞表示被動。不定式一般式所表示的動作通常與謂語所表示的動作或狀態(tài)同時發(fā)生，或在它之后發(fā)生。2021/5/932Grammar1-3.ObservationTobecyclinginasandstormisfrightening.Theypretendedtobeworkinghardwhentheirbosspassedthem.tobe+動詞ing；不定式進(jìn)行式表示動作正在進(jìn)行，與謂語動詞表示的動作同時發(fā)生。2021/5/933Grammar1-4.ObservationI’mtheonlypersoninmyfamilytohavebeeninasandstorm.2.Heisnotlikelytohavegotmyletter.tohave+動詞的過去分詞2021/5/934Grammar1-5.ObservationTohavebeencaughtinasandstormisaterribleexperience.2.Theroomwassaidtohavebeencleaned.to+havebeen+過去分詞；不定式完成式所表示的動作在謂語動詞所表示的動作之前發(fā)生。2021/5/935Grammar1-6.Exercise

finishtheexerciseatActivity2,Page34.Answers:Itisdangeroustotravelduringasandstorm.Expertshopetolearnmoreaboutthemovementofthunderstorms.Weweretoldnottoleavethehouse.Theworkonthehouseneedstobecompleted(thework)bytheendoftheweek.Mosthousesseemtohavebeendestroyedbythestorm.2021/5/936Grammar1-7.Exercise

FinishtheexerciseatActivity3,P34.Answers:Itisfrighteningtowalkintheroadinasandstorm.IhopeIreachhomesoon.Expertshopetolearnmoreaboutthemovementofsandstorms.I’dliketobetoldaboutthesituationbeforenow.Theworkneedstobecompletedbytheendoftheweek.Myfatherwasoutofthecitywhenthesandstormcame.Hewasverygladtohavemissedit.Thebuildinghastobefinishedbytheendoftheyear.Toseearealsandstormwasveryfrightening.2021/5/937Listening&Vocabulary

FinishtheexerciseatActivity1,Page35.Answers:__________________________________________________________________________________________atmospheredamagechemicalenvironmentmeltrecyclecarbondioxidethePolesgarbagepollution2021/5/938Listening&Vocabulary3.NumberingAnswers:EDCBA2021/5/939Listening&Vocabulary-AnsweringListentothetape,thenfinishtheexerciseatActivity3,Page35.

Answers:TheclimateNewYorkandShanghai.Becausepollutionisstoppingthesun’sheatleavingtheatmosphere.Carbondioxidefromcars.Thereislessoxygenandmorecarbondioxideintheatmosphere.6.Optimistic.2021/5/940

Grammar2。Finishthefollowingexercises1.IwaswatchinganinterestingTVprogramabouthowtomakedinnerslastnightwhenelectricitywasout,andIcouldn’t___tothebed.A.butgoing B.helpbuttogoC.helpgoing D.choosebutgo2.___inaheavyrain,Robertfellillandcouldn’tbut___foraleave.A.Caught,toask B.Catching,askC.Catching,toask D.Caught,askcannotbut+V.（動詞原形）;dobut+V.（動詞原形）cannothelp/choosebut+V.（動詞原形）2021/5/941Grammar2。Finishthefollowingexercises1.Hedoesnothingbut__________(talk).2.Themancoulddonothingbut_________(wait).3.Wehavenochoicebut__________(wait).4.Theywantnothingbut_____________(succeed).—Howdidyouspendyourweekend,Joe?—Ididn’tfindanythinginterestingforme___somewashinginsteadofmymother.A.butdid B.butdoC.butdoing D.butto