必修2《Unit4 Cyberspace Lesson1 Tomorrow s world Language Points》课件(北师大版).ppt

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1、Lesson1Tomorrow’sWorldLanguagePoints1.ThemoviesthatmakeupStarWarsareaboutwarsinspace.makeup构成，组成makeup编造；化妆；弥补；组成bemadeupof由······组成bemadeof用·····制成(看得出原材料)bemadefrom用······制成(看不出原材料)bemadeby被····制造bemadein在某地制造makeout理解，弄清楚；辨认出e.g.这个班由20位女生和25位男生组成。Theclassismadeupof20girlsand25boys.20g

2、irlsand25boysmakeuptheclass2.Whichofthepredictionsinthemhavealreadycometrue?cometrue成为现实e.g.他当演员的愿望实现了。Hiswishtobeanactorhascometrue.注意：realize和cometrue(实现)（1）realize为及物动词，后跟宾语。（2）cometrue为不及物动词词组，后不跟宾语。e.g.最后我的梦想实现了。Z.xxkMydreamcametrueatlast.Irealizedmydreamatlast.3.harmv.n.伤害v.harmsth

3、./sb.伤害某物/某人吸烟有害健康。Smokingharmsyourhealth.n.doharmtosb./sth.对某人/某物有害dosb./sth.harm对某人/物有害吸烟有害健康。Smokingdoesharmtoourhealth.补充：___________adj.无害的___________adj.有害的__________________对某物有害harmlessharmfulbeharmfultosth.4.affectv.影响(侧重负面影响)e.g.吸烟影响健康。Smokingaffectshealth.区分：___________n.影响对··

4、·有影响________________e.g.你认为这药对他有作用吗？Doyouthinkthemedicinewillhaveanyeffectonhim?注意：affectionn.喜爱，钟爱influencen.v.影响（暗含对他人的感情，思想以及对行为的控制及左右的程度。）effecthaveaneffecton4.FindoutFind（找到，发现）findthebookfindthepeopletherefriendlyFindout（经过努力找出，查明）findoutthetruthLookforLine11.inthelastthirtyyears=i

5、nthepastthirtyyearsinthepast在过去的三十年里(常用于现在完成时)在过去（常用于过去时）Line4In1983,therewereonly200computersconnectedtotheInternet.=whichwereconnectedtotheInternet.computer和connect是被动关系,因此connectedto是过去分词做定语来修饰computer,相当于一个定语从句。连接到Itissurprisingthattherewere300goldcoinsburiedunderground.＝whichwerebur

6、iedunderground.真是令人惊奇，地下埋了300枚金币。Thereweremanypeoplewatchingthebigfireinthestreetyesterday.=whowatchedthebigfireinthestreetyesterday.昨天有很多人在街上看着那大火。People和watching是主动关系watching是现在分词做定语表主动来修饰people相当于定语从句。Line10bepessimisticaboute.g.我对目前的局势感到悲观。I’mratherpessimisticaboutthepresentsituation

7、.补充：__________________对…乐观beoptimisticaboutLine11attackv.n.攻击，进攻；（疾病）侵袭e.g.那个男人持刀向他行凶。Themanattackedhimwithaknife.(v.)n.makeanattackon/upon向···进攻e.g.他们决定向敌人进攻。Theydecidedtomakeanattackontheenemy.beunderattack遭受攻击Line19crashn.v.碰撞，撞击e.g.当车撞到树上时，三个人死了。Threepeoplewerekilledw