英语必修三第四单元Reading知识点ppt课件

.,1,Languagepoints,.,2,1.Whatitwastobecomewasuncertainuntil,他昨天直到七点才离开学校.,Hedidntleaveschooluntilsevenoclock.,他们到了中国才能看了长城.,ThecouldntseetheGreatWalluntiltheycametoChina.,ItwasnotuntiltheycametoChinathattheycouldseetheGreatWall.,Notuntil直到才,Itis/wasnotuntilthat强调句,Itwasnotuntilsevenoclockthatheleftschool.,.,3,(sth)beto(do):1.不可避免要发生或必须发生。Theysaidgoodbye,littleknowingthattheywerenevertomeetagain.Sheistobehonouredforthisgreatwork.,2表示按计划、安排要发生的动作,TheyweretohavebeenmarriedlastweekThetrainistoarriveinBeiJingat10:25,Tellhersheisnottobebacklate!,3表命令,.,4,2.Theywereintimetoproducecarbon,whichweretomakeimportantisintime:及时;最终intime(forsth./todosth.):迟早；最后我迟早会遇见他.Illseehim_.她会及时回来准备晚餐.Shewillbeback_preparedinner.你认为我们能及时赶上火车吗?,Doyouthinkwecangetthere_thetrain?,intimefor,intime,intimeto,.,5,与time相关的短语:ontime按时;准时Innotime立刻,马上attimes有时atatime每次;依次onceuponatime从前,.,6,cool1)v.Pleaseopenthewindowtocooltheroom.Dontdrinktheteabeforeitcoolsalittle.,2)adj.凉爽的，冷静的，沉着的，冷漠的，冷淡的be/get/seem/keepcoolHissongsreceivedacoolresponsefromthepublic.,4.Astheearthcooleddown,waterbegantoappearonitssurface.随着地球的冷却,地球的表面就开始出现了水。,cooldown,a.凉快起来，冷却,b.指人的心境“平静下来，使平静下来”,Aheatedargumentcanbesettledbetterifbothsidescooldownfirst.Itriedtocoolherdownbutshewasstillveryangrywhensheleft.DontcovertheTVuntilitcoolsdown.,.,7,allowedtheearthtodissolveharmfulgasesallowsb.todo=permitsb.todoMyfatherdoesntallow_athome.Infacthedoesnt_anywhereatanytime.2)Harmfuladj.Opp:harmlessharmn.beharmfultosb./sth.=doharmtosb./sth.对有害,过多的二氧化碳对环境有害.Toomuchcarbondioxideisharmfulto/doesharmtotheenvironment.,smoking,allowustosmoke,.,8,Thisproducedachainreaction,whichmadeitpossibleforlifetodevelop.Chainreaction连锁反应Makeitpossibletodo使.成为可能makeit+adj.+(forsb.)todosth.组长让我们可以一起合作.Thegroupleader_老师让他们很容易地明白那个问题.Theteacher_.,madeitpossibleforustoworktogether.,madeiteasyforthemtounderstandthequestion.,.,9,5.Theymultipliedandfilledtheoceansandseaswithoxygen,whichencouragedthe,1)Multiplyv.乘,增加,繁殖,蚊子在夏天繁殖得很快.,Mosquitoesmultiplyrapidlyinsummer.,2)encouragev.鼓励,促进encouragesb.todosth老师鼓励我们上课说英语.TheteacherencouragesustospeakEnglishinclass.,.,10,我那是第一次见到她.Isawher_.十年后,他第三次来到这里.Tenyearslater,hecamehere_这是我第二次见到他.Itis_.第一次见到他,我就爱上了他.Ilovedhim_.,thesecondtimethatIhaveseenhim,thefirsttimeIsawhim,forthefirsttime,forthethirdtime.,.,11,7.Theylaideggstooandexistedontheearthexistin存在与之中existon靠为生existby靠生存Itwasimpossibleforthemto_suchasmallincome.Theuniverse_space.,existon,existsin,Thewildman_huntingwildanimalintheforest.,existedby,.,12,Remain1)系动词.保持,仍然是Infact,theworkremainedunfinished2)remainingadj.剩下的Theremainingstudentswillservefortheaudience.3)Remaintobedone有待,尚待Itremainstobeseenwhetheryouareright.,.,13,10.whichpreventsheatfromescapingfromprevent(from)doingsth.阻止做某事同义词组：stop(from)keepfrom（此处from不能省）,我们被阻止在教室吃早餐,Weareprevented/kept/stoppedfromhavingbreakfastintheclassroom.,.,14,12.millionsofyearstocomewilldependonwhetherdependonsb.依靠,相信某人dependonsth.取决于某物我们都靠你来做决定了Wellall_tomakeadecision.明天是否能开校运会取决与天气Whethertoholdthesportsmeetingornotwill_.,dependonyou,dependontheweather,.,15,13.spread的用法（1）vi.（消息等）传开，流传。如：,Thenewsspreadthroughtheschoolveryquickly.Thefirespreadfromthefactorytothehousenearby.,.,16,Hespreadouthisarmstowelcomeus.,（2）vt.“使伸展，延伸，张开”，常与out连用。如：,Ispreadanewclothonthetable.,我在餐桌上铺上一条新桌布。,他张开手臂欢迎我们。,.,17,14.Unlikeprep.Itsunlikesbtodosth做某事不是某人的一贯作风15.Befundamentalto对是基本的16.Givebirthto产生，引起,.,18,Wordstudy:,Translatethe