高中英語(yǔ)Unit 4 Astronomy：the science of the stars 課件4

LanguagepointsUnit41.Itexplodedloudlywithfireandrock,whichwereintimetoproducethewatervapour…1).（使某物）炸開(kāi)，爆炸2).（指感情）迸發(fā)

3).（指人口）突然或迅速增加

Thefireworkexplodedinhishandandhewashurtseriously.

Thechildrenexplodedintolaughter.Theteacherexplodedwithanger.

Nowitisnoteasytofindjobswiththeexplodingworldpopulation.

explosionn.爆炸（聲）

explosiveadj.爆炸性的，易爆炸的explodewith/in/into...2.Itexplodedloudlywithfireandrock,whichwereintimetoproducethewatervapour,….intime(forsth/todosth):notlate及時(shí)；不遲Shewillbebackintimetopreparedinner.她來(lái)得及回來(lái)準(zhǔn)備晚飯。intime:soonerorlater;eventually遲早；最后；終于I’llseehimintime.總有一天我會(huì)遇見(jiàn)他。in/outoftime:in/notinthecorrecttime合/不合節(jié)拍Theaudienceclappedintimetothemusic.觀眾合著音樂(lè)的節(jié)拍拍手。3.(sth)beto(do):(something)willdefinitelyhappen,oritmusthappen不可避免要發(fā)生或必須發(fā)生。

e.g.Theysaidgoodbye,littleknowingthattheywerenevertomeetagain.

Mr.Clarksaidtohisdaughter,“Youaretobehomeby10o’clockatthelatest.”

Thesportsmeetingwastotakeplacesoon..cool1)v.Pleaseopenthewindowtocooltheroom.Don’tdrinktheteabeforeitcoolsalittle.

2)adj.涼爽的，冷靜的，沉著的，冷漠的，冷淡的

be/get/seem/keepcoolHissongsreceivedacoolresponsefromthepublic.4.Astheearthcooleddown,waterbegantoappearonitssurface. 隨著地球的冷卻,地球的表面就開(kāi)始出現(xiàn)了水。cooldowna.涼快起來(lái)，冷卻b.指人的心境“平靜下來(lái)，使…平靜下來(lái)”Aheatedargumentcanbesettledbetterifbothsidescooldownfirst.Itriedtocoolherdownbutshewasstillveryangrywhensheleft.Don’tcovertheTVuntilitcoolsdown.

5.Nobodyknewthatitwasgoingtobedifferentfromotherplanetsgoingroundthesun.

2）他們的品位和我不同。Theirtastesaredifferentfrommine.Therearedifferencesbetween…and……與…之間有不同之處tell…from…把…與…區(qū)分開(kāi)來(lái)thesameas…與…一樣besimilarto與…相似

bevery/much/quite/entirely/totallydifferentfrom與…不同

Citylifeisquitedifferentfromcountrylife.

1）城市生活和農(nóng)村生活很不同。goingroundthesun為現(xiàn)在分詞短語(yǔ)，做定語(yǔ)，表示一般的動(dòng)作。例如：Menbreakingthelawwillbepunished.Menwhobreakthelawwillbepunished.現(xiàn)在分詞短語(yǔ)作定語(yǔ)，也可表示進(jìn)行的動(dòng)作。例如：Canyouseethegirldancingwithyourboyfriend?Canyouseethegirlwhoisdancingwithherboyfriend?你能看到與男友跳舞的那個(gè)姑娘嗎？beharmfulto對(duì)…有害

doharmtosb.=dosb.harm傷害某人，對(duì)某人有害處

1)Pollutionisespeciallyharmfultoanimals.2)Smokingwilldoyoualotofharm.

Itdoesnoharm(forsb.)todo…Thereisnoharmin(sb.’s)doingsth.6.7.Itallowedtheearthdodissolveharmfulgases….allowvt.允許、許可、容許allow+n./pron./doingallowsb.todobeallowedtodoMyfatherdoesn’tallowsmokingathome.Infacthedoesn’tallow

ustosmokeanywhereatanytime.Areweallowedtousethecomputer?it作形式賓語(yǔ)，其真正的賓語(yǔ)可以是不定式，動(dòng)名詞和從句。TheforeignMinistersaid,“_____ourhopethatthetwosideswillworktowardspeace.”(2004BJ)A.ThisisB.ThereisC.ThatisD.Itis2.Ilike____intheautumnwhentheweatherisclearandbright.(NMET2004)A.thisB.thatC.itD.one3.Whydon’tyoubring___tohisattentionthatyouaretoobusytodoit?A.thisB.thatC.whatD.itDCD8.Thatmadeitpossibleforlifetobegintodevelop.4.Why?Ihavenothingtoconfess.____youwantmetosay?A.WhatisitthatB.WhatitisthatC.HowisitthatD.Howitisthat5.Wasitattheschool____wasnamedafterahero______hespenthischildhood?A.which;thatB.where;whereC.that;whereD.which;whereAA9.Theymultipliedandfilledthefirstoceansandseaswithoxygen.multiply(數(shù)目上)增加，增多；乘；（使）繁殖

1)Ourproblemshavemultipliedsincelastyear.

2)2and5multiplytomake10.4)Theplantsheremultiplyrapidly.3)6multipliedby5is30.=Multiply6by5tomake30.10.Thisencouragedthedevelopmentofearlyshellfishandallsortsoffish.encourage鼓舞；促進(jìn)；慫恿。后接名詞、代詞，也可接不定式作賓語(yǔ)補(bǔ)足語(yǔ)。如：Highpricesforcornandwheatwillencouragefarming.玉米和小麥的高價(jià)將促進(jìn)農(nóng)業(yè)的發(fā)展。Mysuccessencouragedmetocontinue.我的成功鼓勵(lì)我繼續(xù)干下去。Heencouragedmetolearndancing.他鼓勵(lì)我去學(xué)跳舞。11.Manymillionsofyearslaterthefirstgreenplantsbegantoappearonland.

late

adj.遲到的，晚的；前任的；以前的；已故的

lateradv.后來(lái)，較晚時(shí)候,過(guò)后

adj.late的比較級(jí)(更遲的,更后的)

latest

adj.最新的

lately

adv.=recently近來(lái)

1)Mr.ZhuRongjiisthelatePrimeMinisterofChina.

3)Shesaidshewouldringyoulaterthismorning.5)It’sonlylatelythatshehasbeenwellenoughtogoout.2)Heisoftenlateforschool.4)Haveyouheardaboutthelatestnews?

12.spread的用法（1）vi.（消息等）傳開(kāi)，流傳。如：Thenewsspreadthroughtheschoolveryquickly.Thefirespreadfromthefactorytothehousenearby.（2）vt.“使伸展，延伸，張開(kāi)”，常與out連用。Hespreadouthisarmstowelcomeus.Ispreadanewclothonthetable.我在餐桌上鋪上一條新桌布。他張開(kāi)手臂歡迎我們。13.Theyareputtingtoomuchcarbondioxideintotheatmosphere,whichpreventsheatfromescapingfromtheearthintospace.

阻止某人做某事

:preventsb.(from)doingsth.

stopsb.(from)doingsth.

keepsb.fromdoingsth.

1)Wemustpreventthemfrommakingtrouble.

2)Youshouldpreventthechildfrominjuringhimself.

Ifnothingprevents,…如果沒(méi)有什么阻礙的話

,…14.escape1)v.escapesthdoingsthescapepunishment=escapebeingpunishedescapefromsth/someplace2)n.Escapefromtheprisonisdifficult.15.Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.formillionsofyearstocome中不定式tocome作定語(yǔ)，與前面的名詞之間有邏輯上的主謂關(guān)系：Sheisthelastpersontodosuchathing.她是最不像會(huì)做這種事的人。16.dependon/upon1)信賴(lài)，依靠

dependon/uponsb/sth/v-ingsb/sthfor…sbtodosthYoumustn’tdependonotherstohelpyou.Alllivingthingsdependonthesunfortheirgrowth.

2)視．．．而定，取決于．．．

Thepricedependonthequality.Yoursuccessdependsonwhetheryouworkhard.Thatdependsonhowyoudidit.dependonit沒(méi)問(wèn)題，請(qǐng)放心（句末或句首）

That/It(all)depends.那得看情況而定

1)Dependonit,you’llsucceed.

2)Hemaysupportme,butitdepends.Tellhimwhatyouwanttosay;he’samanto__.A.countB.believeC.trustD.depend解析:相信/信賴(lài)某人:countonsb.believeinsb.dependonsb.trust(in)sb.C17.Whentheplantsgrewintoforests,reptilesappearedforthefirsttime.Sheisgrowingintoabeautifulyoungwoman.她漸漸出落成一個(gè)美麗的姑娘。生長(zhǎng)成為,漸漸成為或變得…（不用于被動(dòng)語(yǔ)態(tài)）動(dòng)詞過(guò)去式過(guò)去分詞現(xiàn)在分詞意義lielaylainlying躺，位于lieliedliedlying撒謊laylaidlaidlaying擱，放，下蛋Thenaughtyboy___tomethatthehenthat___therejustnowhad___twoeggsthedaybefore.A.laid;laid;laidB.laid;lay;lainC.lied;laid;lainD.lied;lay;laidDWordstudy:

TranslatethefollowingintoEnglish把……當(dāng)作太陽(yáng)系總有一天；及時(shí)一般地說(shuō)來(lái)信賴(lài)；取決于目前做出選擇天文學(xué)氧阻止thinkof…assolarsystemintimegenerallyspeakingdependonatpresentmakechoicesastronomyoxygenprevent…from…LanguagepointsforReading(P30)cheerup:歡呼，喝彩，感到高興，使高興。當(dāng)看到球隊(duì)的到來(lái)，人群歡呼起來(lái)。_____________________whentheysawtheteamarrive.他帶她去聽(tīng)音樂(lè)會(huì)來(lái)使她高興。Hetook