高一英语必修一第二单元知识点

1、Nativeadj.本国的，本地的e.g.Theyarenativepeople.adj.土产的；原产于ThepandaisnativetoChina.benativeto(动植物)是…….地方特有的n.本国人；本地人；原产动植物e.g.ThecherrytreeisatruenativeofJapan.2、Actuallyadv.实际上；事实上（=infact）e.g.Shelooksyoung,butshe’sactually50.actualadj.实际的，事实上的e.g.Whathetolduswasanactualhappening.归纳:事实上

inactualfactasamatteroffactinrealityinfactactually3、basev.以………为根据n.基部；基地；基础e.g.Theteacherbasedthebookonhisownschoollife.base……on/upon…把。。。建立在。。。。的基础上bebasedon/upon以。。。为基础、依据e.g.Oneshouldalwaysbasehisopiniononfacts.e.g.Thereportisbasedentirelyonfacts.5、frequentlyadv.常常；频繁地e.g.WemustspeakEnglishfrequentlyinordertoimprovespokenEnglish.Frequentadj.频繁的；常见的Rainsarefrequenthereinearlysummer.6、becauseof因为；由于e.g.Hefailedhismathsexaminationbecauseofhiscarelesswork.becauseof=thankstobecauseof+名词、代词、动名词或what引导的宾语从句。because+句子7、comeup①走近；上来Comeuptothefire,andyouwillfeelwarm.②(太阳、月亮)升起Luckily,wewatchedthesuncomeup.③(植物)长出地面；发芽Thegrassisjustbeginningtocomeup.④被提出Theproblemcameupatthemeeting.Comeup没有被动语态，comeupwith有被动语态。Hehascomeupwithagoodideatosolvetheproblem.⑤出席，参加，到场Icameupforaninterviewbutdidn’tgetthejob.8、atpresent现在；目前Atpresenttheyarelivingaquietlifeinthecountry.bepresentat出席e.g.Allthepeoplepresentatthemeetingweremovedbyhisstory.9、makeuseof利用，使用e.g.YoumustmakegooduseofanyopportunitytopractiseEnglish.takeadvantageof利用makefulluseof充分利用makegooduseof好好利用makethebestof充分利用10、suchas例如…….；像这种的；像…..之类的Hehasbeentomanycountries,suchasCanada,GreatBritainandJapan.辨析：suchas放在所列举的事物前，其后不用逗号。forexample用于举例，位置比较灵活，可位于句首、句末、或句中，前后多用句号隔开。11、Playapartin在……中起作用；在…….中扮演角色Computersplayanimportantpartinmodernsociety.归纳：playarolein=playapartin在….中扮演一个角色；在…方面起作用Playthepart/roleof+角色名e.g.Thefamousactress,FanBingbing,playsaleadingroleintheTVplay.12、thenumberof……..的数量

后接复数的可数名词，作主语时，谓语动词要用单数Thenumberofbooksinourlibraryisabout45,000.anumberof许多，一些后接复数的可数名词，作主语时，谓语动词用复数。Alargenumberofpeoplewerepresentatthemeeting.13、Commandn.命令，控制，掌握at/underone’scommand由….指挥；由….控制beincommandof控制haveacommandof了解、掌控Iamunderyourcommand,andwhatwouldyoulikemetodo?v.命令；指令；掌握Commandsb.todosth.命令某人做某事Commandthat….(should)dosth.命令…..Thepolicemancommandedthethieftohandinwhathehadstolen.14、requestv.请求；要求Requestsb.todosth.要求某人做某事Requestthat…..(should)dosth.要求…..Youarerequestednottosmokeinthepublicplaces.Workersrequestthattheirworkingcnditions___________assoonaspossible.工人们要求尽快改善他们的工作条件。n.要求，请求Atsb’srequest=atthereques