高中英语人教版必修二UNIT4LANGUAGEPOINTS导学案

必修2Unit4LanguagePoints语言点【学习目标工提高使用已学单词和结构的力量【学习重难点］把握重点单词和短语的的用法;稳固根底学问【核心单词】decreasev.削减；使变小；变少D.削减；降低；削减的数量，其后常接介词in/ofdecreasesth.to/by...削减到/了increasevi.vt.增加；增长；增加n.增加；增加的数量increaseto/by..・增加到/了onthedecrease/increase在削减/增加高手过招

①这些措施将有助于降低生产本钱Thesemeasureswillhelpthecostofproduction.

②人口诞生率正在下降Thebirthrateis.asaresult/asaresultof.结果/由于lHewasverycareless.hedidntpassthetest.hiscarelessnesshedidntpassthetest.dieout慢慢毁灭;灭亡;消逝dieaway慢慢消逝声音等diedown渐息火苗等diefrom因而死外因dieof因而死内因dieoff相继死亡lThemusicdiedaway.2Thefirehaddieddownandtheroomwasgettingcold.3Hediedfromawound.4Theoldmandiedofhungeroldagecancer.5ThesechickensdiedbecauseoftheBirdFlu.6Manyoldcustomsaredyingout.suggest.vt.建议；提出意见、方案、理论等；示意；说明suggest+doing建议做Isuggestdoingitinanotherway.我建议换一种方式做这件事suggestsb./sb.sdoingsth.建议某人做某事〔不说suggestsb.todosth.suggesttosb.+that从句向某人建议所接从句用虚拟语气:sb.+should+动词原形should可以省略Itissuggestedthat.・.建议是suggest+that从句示意；说明从句用陈述语气.Shesuggestedthatwelunchatthenewrestauranthave她建议我们在那家新开的餐馆吃午餐.Herexpressionsuggestedthatshehadalie.tell她的表情说明她撒了谎appreciatevt.观赏；感谢；意识到；体会；理解appreciate后可接名词、代词、动名词、名词性从句等作宾语，但不能接不定式表示“感谢，感谢〃时，其后的宾语只能为“物〃，不能为“人〃其后不直接跟if或when引导的从句，假设语义上需要接这类从句，需借助it即appreciateitif/when...oIappreciateyourabilityverymuch.我很观赏你的力量Weshallappreciatehearfromyouagain.能再次收到你的来信，我们将非常感谢.Iwouldappreciateitverymuchifyouwouldhelpmewithit.假如你能关心我做这件事，我将不胜感谢Ireallyappreciatetorelaxwithyouonthisniceisland.A.tohavehadtimeB.havingtimeC.tohavetimeD.tohavingtimeaffectV:vt.影响；侵袭；相当于；使感动；激起〔哀痛、生气、爱等心情effectn.表示“影响〃时是名词、常用短语为:haveaneffecton对有影响1Asuddenchangemay〔影响yourhealth.2Didthemedicinehaveany影响〕？protect...from...爱护免受后接较小的事情或危害，如harmcatchingcoldo联想拓展protect.・・against...后接较大的事情，如战斗、灾难、重税、威逼等单项填空Usetheumbrellatoyourselffromtherain.A.preventprotectC.defend。