人教版英语高一必修2unit 4 New words

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1、Newwords1.decreasevt/vi变小，减少Thepopulationofthevillagehas___________to/by500.(该村的人口减少到500人/减少了500人。)increase/decrease/reduceto/byto表示增加到或减少到，by表示增加了或减少了.反意：increase同意：reduce2.dieout指（动物植物）的灭绝，（风俗，习惯等的）逐渐消失；（火，光等的）逐渐熄灭。eg:a)Thiskindofbirdis______________.(这种鸟快要灭绝了。)b)Thefireis_________

2、___.youhadbetteraddsomefirewood.(火快灭了，你最好添些柴火。)c)Thatcustom_____________yearsago.(那种风俗习惯许多年前就消失了。)拓展：dieaway指声音，风，光逐渐消失。dieoff指一群生物相继死去。diedown指物质特性或情感逐渐平息。dieout家族，种族，灭绝，死绝或做法、观念完全消失，绝迹。dieof/from因……而死diefor为……而死Practice:Thepoormandiedof/fromcoldandhunger.Soonhisexcitementdieddownan

3、dherealizedhowdifficultthejourneywouldbe.Themembersofthefamilydiedoffforastrangereason.Hediedforhiscountry.(他为国捐躯了。)3.huntvt/vieg:Helikes____________verymuch.常见短语：gohunting去狩猎huntfor搜索=lookfor=searchfor=beinsearchofhuntforajob找工作huntforfame/money追求名誉/金钱4.inpeace和平地，安静地，和睦地peacen.安静、平

4、静、和平、太平peacefuladj.peacefullyadv.atpeace处于和平状态eg:a)Donotdisturbher.Justleaveherin______forawhile.(别打扰她，让她平静一会儿。)b)Thetwonationsusedtobeatwarwitheachother,butnowtheyare_______________.(这两国一度交战，但现在它们和平共处。)5.indanger(of)(作定或表语)处于危险状况，在危险中，指句子主语或所修饰的人或物受到威胁eg.a)Hewas__________________los

5、inghislife.(他有生命危险。)b)Herealizedthathewas_________________.(他意识到自己处境危险。)▲outofdanger脱离危险eg:Hehasbeenveryill,butheisnowoutofdanger.拓展：dangerousadj.危险的（指给别人造成危害或危险）endangervt危害，使受到危险endangeredadj.濒危的ega).Heisdangerous./Thebridgeisdangerous.b).Heisindanger.Practiceendangerdangerousindan

6、geroutofdangereg:a)Donottouchthetiger,itis______________.b).Smoking_______________yourhealth.(吸烟危害你的健康。)c).Whenshecametohospital,shewas_________,butnowsheis___________________.6.inrelief如释重负，松了口气reliefn.(焦虑，恐惧，痛苦的)减轻，缓解，宽慰，减轻痛苦的事物。eg:a)Thedoctor’streatmentgavesome__________.(医生的治疗稍使病

7、情减轻。)b)Tomygreat__________,thedifficultieswereallovercome.(使我大为欣慰，困难全都克服了。)7.burstinto+nburstout+doingeg:Atthenewssheburstintot____________.=Atthenewssheburstout_____________.(听到这个消息她突然哭了起来。)8.protect…fromprotectvt保护、保卫、防御eg:Thesoldiersarefightingto___________theircountry.（士兵们为保卫祖国而英

8、勇作战。）protect