【优化课堂】高中英语 Unit3 period ⅱ learning abouage课件 新人教版选修6.ppt

sectionlearningaboutlanguage,inspiteofallhiseffortshefailed.尽管他努力了，他还是,失败了。,1inspiteof不顾；不管,解析inspiteof为介词短语，相当于介词despite。如：,hepersistedincarryingontheexperimentinspiteofallkinds,ofsetbacks.,尽管遇到很多挫折，他仍坚持做实验。运用完成句子,hecontinuedwithhisplantobuildaflyingmachine,_(不管)themockery(嘲笑)ofhisfriends.,inspiteof,hefelthehadtomakeuphismindoneverystepinsteadoftakingrisks.他觉得自己必须每一步都要下定决心，而不是冒险。2makeuponesmind下定决心；打定主意,典例,ifheoncemakesuphismindtodosomething,hewill,nevergiveup.他一旦下了决心要干，他就不会放弃。拓展makeup补足；编造；组成makeupfor补偿makeupto接近；巴结,运用完成句子,theyhave_(下定决心)tostayin,britain.,helenalways_(编造)funstoriesto,makeuslaugh.,madeuptheirmind,makesup,3takerisks(arisk)冒险,典例youcantgetrichwithouttakingrisks.人不冒险不富。,拓展take/runrisksinsth./ofdoingsth./todosth.冒险做某事,运用完成句子,icouldnt_(冒险留下)himalone.,takearisk/risksofleaving/toleave,ofcoursethebestwaytodealwiththesedrugsisnotto,getintothehabitinthefirstplace！当然，对付这些毒品最好的方法就是一开始就不要染上坏习惯！4getinto陷入；染上(坏习惯)典例wegetintotroublesometime.我们有时会遇到麻烦。,hegetsintothehabitofridingabiketogotoschool.他养成骑车去上学的习惯。,拓展get/fallintothehabitof养成习惯,getintotrouble惹上麻烦getintodebt负债累累,getintoatemper大发脾气,运用完成句子,itseasyto_(染上习惯)smoking,butdifficulttoquit.,thomasseemsto_(惹上麻烦),getintothehabitof,getintotrouble,it的用法一、代词it,1用作人称代词，指代前文提到的事物、动物、婴儿或性,别不明的人等。如：,idroppedmywatchontotheflooranditbroke.我把手表掉在地上摔坏了。whereisthedog?狗在哪？itsinthebedroom.在卧室里。,isitaboyoragirl?是男孩还是女孩？,thereisaknockonthedoor.itmustbethepostman.有人在敲门，一定是邮递员。,2用作代替指示代词this,that以及复合不定代词,something,anything,nothing等。如：,whosedictionaryisthat？那是谁的字典？itsjohns.是约翰的。,nothingiswrong,isit?没出什么问题，是吗？,3用作非人称代词作主语时，主要用于指时间、距离、价,值、天气、季节、气候及温度等自然现象。如：itstoolatetogotherenow.现在去那儿已经太迟了。itrainedalldayyesterday.昨天下了一天的雨。itcangetveryhothere.这里有时会很热。,二、引导词it,1it作形式主语的用法,当不定式、动名词、从句等作主语时，为避免头重脚轻，通常在句首用it作形式主语，而把真正的主语放在句末。,(1)代替动词不定式作形式主语。如：itsapitytorefuse.拒绝是令人遗憾的。,itsveryimportanttorememberthis.记住这一点很重要。,注意：此种情况常用于以下句型中：itbeadj./n.(for/ofsb.)todosth.ittakessb.sometimetodosth.itisuptosb.todosth.,(2)代替动名词作形式主语。如：,itsnousesayinganymoreaboutit.再谈这事没有用。,itshardworkclimbingmountains.爬山是费劲的事。(3)代替从句作形式主语。如：,itsnotknownwhereshewent.她到哪里去了没人知道。,itsunknownwhenhewillcome.他什么时候来还不知道。,注意：此种情况常用于以下句型中：,itissaid/reported/believed/understoodthat.,itlooks/seems/appears/happens/occursthat(asif).,2it作形式宾语的用法,当不定式、动名词或从句等复杂成分作宾语时，通常会用,it作形式宾语，而将真正的宾语移至句末。,(1)不定式、动名词或从句作某些动词(如make,think,find,consider,feel,suppose等)的宾语且后跟宾语补足语时，常用it作形式宾语。其结构为“谓语it宾补不定式/动名词/从句”。如：,ifinditeasytogetonwithher.我发现跟她相处很容易。,ithinkitagreathonourtobeinvitedtotheolympicgamesin,london.,我认为被邀请参加伦敦奥运会是一种荣幸。,(2)某些表示“喜、怒、哀、乐”的动词(如like,enjoy,love,prefer,hate,appreciate等)往往用it作形式宾语，后接if/when等引导的从句。如：,idislikeitwhenyouwhistle.我不爱听你吹口哨。,idpreferitifididnthavetodosomuchwork.要是我不必做那么多工作就太好了。,(3)that引导的宾语从句在某些短语(如askfor,dependon,answerfor,insiston,seeto等)后作宾语时，常用it作形式宾语。如：,seetoitthatyourenotlateagain.注意千万不要再迟到。,icantanswerforitthathewillcome.我不能保证他会来。,(4)在由及物动词与介词构成的固定搭配中，宾语从句若作,该动词的宾语，需借用it作形式宾语。如：,ioweittoyouthatiamstillalive.多亏有你我才活着。,itookitforgrantedthathewouldhelpus.我认为他会帮助我们的。,一、完成句子,1ilikethishousewithabeautifulgarden,butidonthave,enoughmoneyto_(买它),2wethink_(是我们的义务)tocleanour,classroomeveryday.,3_(这是)halfanhourswalktothecity,center.,4whoismakingsuchanoise?,_(一定是)children.,5she_(讨厌)whenyouuseherbook.,buyit,itourduty,its,itmustbe,hatesit,二、把下列各句转换成it作形式主语的句子,1hewasrudetosayso.,_,2tryingagainisofuse.,_,3tosayiseasy,buttodoisdifficult.,_,4somepeoplesaythatmorethan100peoplediedintheair,accident.,_,5whenandwheretoholdthepartyhasntbeendecided