unit 4 global warming单词和句型重点总结

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1、Unit4Globalwarming全球变暖一、词汇1.comeabout发生；造成注意：（1）comeabout是不及物动词短语，不能用于被动语态，常指情况不受人控制的突然发生。有时用it作形式主语，that从句作真正主语。（2）表示“发生”的词或短语有：happen,occur,takeplace,breakout,都是不及物动词或短语，都没有被动语态。comeout（花）开；出版；发行；显露comeup走近；长出；发芽；被提出；发生comeupwith赶上；提出comeacross被理解；偶然碰见；无意中找到comealong出现；进展；跟着来comeon得啦；快点comet

2、o总计；达到；恢复知觉whenitcomesto涉及；谈到①Manyaquarrelcomesaboutthroughamisunderstanding.②Themooncameoutfrombehindtheclouds.③I’llletyouknowifanythingcomesup.④I’llcomeoverandseehowyouarecomingalong.⑤Icameacrossanoldfriendyesterday.⑥Whenshecameto,shecouldn’trecognizethesurroundings.2.subscribeto同意；赞成；订购(1)s

3、ubscribevi.同意；捐赠；订阅vt.（签署）文件；捐助subscribe…to…在……上签署；向……捐……(2)subscriptionn.订阅费；捐赠款①Isubscribetoyoursuggestion.②Whichmagazinedoyousubscribeto?③Hesubscribedhisnametothepaper（文件）.④Hesubscribedalargesumtothepoorstudents.3.quantityn.量；数量inquantity在数量上；大量地inlargequantities大量地（常修饰动词）a(large)quantityof

4、+①不可数名词（谓语用单数）②可数名词（谓语用复数）largequantitiesof+不可数名词/可数名词复数（谓语都用复数）①It’scheapertobuygoodsinquantity/inlargequantities.②AlargequantityofsilkissoldinJapan.③Alargequantityofdrugsarefoundinhishome.④Largequantitiesofrainareneededinthisarea.4.tendvi.趋向；易于；照顾vt.照顾；护理(1)tendtodosth.常常会做某事；趋向于做某事tendto/to

5、wardssth.趋于；倾向于tend(to)sb./sth.(=lookaftersb./sth.)照顾；护理……(2)tendencyn.倾向；偏好haveatendencytodosth.往往会做某事①Hetendstogetangrywhenothersdisagreewithher.②Hisviewstendtowardstheextreme（极端）.③Hewastending(to)hissonwhenIsawhiminthehospital.④Janeisnicebuthasatendencytotalktoomuch.=Janeisnicebutshetendsto

6、talktoomuch.5.goup上升；增长；升起；被建造goupby上升了……goupto上升到……godown下降；降低；（船）下沉goinfor从事；致力；爱好；追求gowithout没有……也行；将就goover复习；查看gothrough通过；经历苦难；浏览①Thepriceofthenewhouseinourareahasgoneupby1,000yuanpersquaremeter（平方米）。Thatis（也就是说）ithasgoneupto5,000yuanpersquaremeter.②Thewindhasgonedownalittle.④Thecountryh

7、asgonethroughtoomanywars.⑤Weallgoinforwintersports.⑥Newbuildingsaregoingupeverywhere.⑦Wehavenobeerleft,soyouhavetogowithoutit.⑧Theactorhadtogooverhislines（台词）manytimesbeforehegotthemright.6.resultin导致同义词汇：cause,leadto,contributeto,bring