unit 4 book 6 revision

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1、Unit4Globalwarming全球变暖Ⅰ.重要单词聚焦1．vt.消费；消耗；耗尽；吃完2．adj.胡乱的；任意的3．n.现象4．n.燃料5．n.量；数量6．vi.趋向；易于；照顾vt.照顾；护理consumerandomphenomenonfuelquantitytend7．n.资料；数据8．n.趋势；倾向；走向9．n.大灾难；浩劫10．vt.反对；反抗；与(某人)较量11．adj.反对的；独立的12．adj.温和的；温柔的；淡的13．n.结果；后果；影响14．vt.陈述；说明15．n.种类；范围16．vi.看一下；扫视n.一瞥datatrendcatastropheop

2、poseopposedmildconsequencestaterangeglance17．adj.平稳的；持续的；稳固的18．adj.平均的19．n.生存；存在20．vt.拥护；提倡；主张21．adj.随便的；漫不经心的；偶然的22．n.环境；情况23．n.贡献24．n.分歧；不一致steadyaverageexistenceadvocatecasualcircumstancecontributiondisagreementⅡ.重点短语扫描1．come发生；造成2．subscribe同意，赞成，订阅3．go上升；增长；升起4．beto反对……5．keep继续6．thewhole

3、大体上；基本上7．on平均来看average低于/高于平均水平8．putwith忍受；容忍abouttoupopposedononaveragebelow/aboveup9．andso等等10．of大量的11．result导致12．even甚至13．onof代表……一方；作为……的代言人14．soas只要onquantitiesinifbehalflongⅢ.课文原句突破1．Thereisnodoubtthattheearthisbecomingwarmerandthatitishumanactivitythathascausedthisglobalwarmingrathert

4、hanarandombutnaturalphenomenon.[信息提取]there’snodoubtthat...意为“……是毫无疑问的”。[例句仿写]毫无疑问，北京奥运会是一个巨大成功。________________________________________BeijingOlympicswasagreatsuccess.【答案】Thereisnodoubtthat2．Evenifwestartreducingtheamountofcarbondioxideandothergreenhousegases，theclimateisgoingtokeeponwarming

5、fordecadesorcenturies.[信息提取]evenif即使；尽管，引导让步状语从句，与eventhough近义。[例句仿写]即使受到邀请我也不去参加他的晚会。________________________________________，Iwillnotgotohisparty.【答案】EvenifIaminvited3．ItisOKtoleaveanelectricalapplianceonsolongasyouareusingit—ifnot，turnitoff![信息提取]solongas＝aslongas“只要”引导条件状语从句。[例句仿写]只要你有自信

6、，你会获胜的。________________________________________________________________，you’llwin.【答案】Solongasyouhaveconfidenceinyourself4．Ittakesalotofenergytomakethingsfromnewmaterials，so，ifyoucan，buythingsmadefromrecycledmaterials.[信息提取]句中take作为“需要”讲，常用于Ittakes...todo...结构。[例句仿写]要想成为一名长跑运动员，需要有体力和耐力。____

7、____________________________________________________alongdistancerunner.【答案】Ittakesstrengthandpatiencetobequantityn．量；数量(1)inquantity(＝inlargeamounts)/inlargequantities大量地It’salotcheaperifyoubuyitinquantity.如果你大量购买要便宜得多。Mybrotherboughtalargequantit