八年级上册英语Unit7知识点总结

Unit7Willpeoplehaverobots?短语归纳oncomputer在电脑上onpaper在纸上livetodo200yearsold活动200岁freetime空闲时间indanger处于危险之中ontheearth在地球上playapartinsth.参与某事spacestation太空站lookfor寻找computerprogrammer电脑编程员inthefuture在未来hundredsof许多；成百上千thesame…as…与……一样overandoveragain多次；反复地getbored感到厌烦的wakeup醒来falldown倒塌will+动词原形将要做……fewer/more+可数名词复数更少/更多……less/more+不可数名词更少/更多……havetodosth.不得不做某事agreewithsb.同意某人的意见such+名词（词组）如此……playapartindoingsth.参与做某事Therewillbe+主语+其他将会有……Thereis/are+sb./sth.+doingsth.有……正在做某事makesb.dosth.helpsb.withsth.帮助某人做某事trytodosth.尽力做某事It’s+adj.+forsb.todosth.对某人来说，做某事……的。语法讲解21.Bookswillonlybeoncomputers,notonpaper.书将只在电脑里，而不是在纸上。(u.n)纸：apieceofpaper一张纸Thepaperistoosmall.Couldyougivemeabigpiece？(c.n)试卷；论文；报纸：Thestudentsarebusydoingtheirpapers.22.Therewillbemorepollution.将会有更多的污染。1).Therewillbe+n=Thereis/aregoingtobe+n将会有…(不能have与连用)ThereisgoingtobeafootballmatchthisFriday.2).pollution(u.n):污染；公害pollute(v)：污染；弄脏polluted(adj)：受污染的23.Everyoneshouldplayapartinsavingtheearth.每个人应该参与挽救地球。部分；参加；零件；器官somepartsofthemachine；everypartofthebody.参加；参与=takepartin…playapartin(doing)sth.在…起作用/有影响=playarolein…24.I’llflyrocketstothemoon.=I’llgotothemoonbyrocket.我将乘火箭去月球。(n)苍蝇(鸟、飞机等)飞Iwanttoflyupintothesky.(v)使(飞机等)飞行；驾驶I’llfly(thespaceship)topaperpartflyotherplanets.(旗帜、头发等)飘扬Theflagisflyinginthewind.(时间)飞逝TimeflieswhenI’mreadingabook.25.Todaytherearealreadyrobotsworkinginfactories.现在已经有机器人在工厂里工作了。Therebesb.doingsth.有某人正在做…Thereisabirdsinginginthetree.26.Theyagreeitmaytakehundredsofyears.他们同意这可能花费几百年的时间。Ittakes+时间+(forsb.)todosth.某人花费时间区做某事。Ittookmehalfanhourtofinishmyhomework.agreetodosth.Weagreetomeetuplaterandtalkthingsover(认真商量)agreetosthIsshegoingtoagreetoouridea?agreewithsb./opinion（观点）/whathesaid.同意；应允sb.agreeonsth.某人（达成协议的双方）就…达成协议.Doyouagreewithmeabout/ontheplan?hundreds/thousands/millionsofsth.;two…hundred/thousand/millionsth.27.Somescientistsbelievethattherewillbemorerobotsinthefuture.1).(n)belief信念；信仰believesb.相信某人的话。2).believeinsth.信仰；信赖；相信(…的存在)DoyoubelieveinGod?3).believeitornot.信不信由你；Ibelieveso.我这样认为；Ibelievenot.我不这样认为28.Whichsidedoyouagreewith?你同意哪一方的观点？side:一方；一边；一面；一侧等changesides改变立场、观点；sidebyside肩并肩fromsidetoside左右地；putsthtooneside把…搁在一边29.Thesenewrobotswillhavemanydifferentshapes.这些新的机器人将会有许多不同的形状。形状；外形theshapeoftheleaf在形状上：Thebuildingsaresimilarinshape.健康的：Heexerciseseverydaytokeepinshape.不成形的：Hisoldcoatisoutofshape.身体状况不佳的：Heisoutofshapethesedays.30.Ifbuildingsfalldownwithpeopleinside,thesesnakerobotscanhelplookforpeopleunderthebuilding.如果楼房倒塌而里面还有人，蛇形机器人就能帮助agreebelieveshapeinshapeoutofshape寻找人。(n)秋天（美）=autumnLeavesturnredinthefall.（物）落下；掉落Therainbegantofallagain.(v)（价格、温度、声音等）下降Thetemperaturefelltobelow00C.变为（状态）fallasleep;fallill词组：falldown:跌倒;(物)倒塌falloff：从...上落下；（物）脱落fallinto：掉入；落入fallover：被...绊倒Hefelloverastone.fallbehind:落后fallinlovewith...:爱上...31.IthinkI’lltakeaholidayinHongKongwhenpossible.我想如果可能的话我会去香港度假。takeaholiday:去度假;whenpossible=ifpossible:如果可能的话一般将来时1.含义：表示将来某个时间要发生的动作或存在的状态，也表示将来经常或反复发生的动作.1).Inthefuture,therewillbelessfreshwater.2).They’regoingtobuysomefoodrightaway.2.常与一般将来时连用的时间状语有:inthefuture,tomorrow,thedayaftertomorrow,next(month),atonce(立刻;马上),soon,rightaway(立刻;马上),rightnow(现在;马上),soonerorlater(迟早),later，in+一段时间等3.结构:1)will+动词原形（第一人称用shall）2)begoingto+动词原形1).否定：一加二改：一加（助动词+not）;二改（some改为any）1).Hewillvisityoutomorrow.---Hewon’tvisityoutomorrow.2).----Theyaren’tgoingtobuyanyfood.2).一般疑问：一提二改三升调：把（will/be）提到句首；把some改为any、句号改为问好；1).Willhevisityoutomorrow?------Yes,hewill./No,hewon’t.2).Aretheygoingtobuyanyfood?------Yes,theyare./No,theyaren’t.4.注意：1).在口语中，will常缩写为’ll，willnot常缩写为won’t.2).在疑问句中，主语为第一人称（I和we）时，常用助动词shall：Shallwemeetattheschoolgatetomorrow？3).begoingto也可以表示将要发生的动作或安排，含有“计划，准备”的意思。更强调主观：I’mgoingtotakeatripthisweekend；而will表示客观上将来势必发生的事情:Hewillbetwentyyearsoldnextmonth.从不严格的语法角度而言，begoingto与will二者可以.fall4).Therebe句型的一般将来时结构为：Thereis/aregoingtobe+n...;Therewillbe+n...:将会有...(不能与have连用)5).come,go,leave,arrive等表示位置移动的动词常用现在进行时表示将来：Heisarrivingat8o’clocktomorrow.6).在条件、时间状语从句中，一般是主将从现。If(如果)itisfinetomorrow,I’mgoingonatrip.