高二英语Unit1Grammar课件

该adj在句中做表语2Sheisateacher当be动词后出现名词时，不定式toteachstudentEnglish是真正主语一不定式做主语一个小时内完成作业是不可能的Itisimpossible(forus)tofinishhomeworkinanhour二，在此句中宾语就是主语4MyjobistoteachstudentsEnglish当不定式出现在系动词之后，4中不定式做主语）ItismyjobtoteachstudentsEnglishIt做形式主语，不定式做表语(Predicative)3ToteachstudentsEnglishismyjob1Sheisbeautiful（此句中beautiful做表语）当adj出现在be动词后，该不定式在句中做表语三不定式做宾语（Object)IfounditimportanttostudyEnglish1PeoplewholistentoHawking‘slecturessometimesfinditdifficulttounderstandhim此句中it是形式宾语，GrammarInfinitive不定式动词不定式的形式FormsofInfinitive1todo2nottodo3tobedone动词不定式的作用FunctionsofInfinitive主语(subject)宾语(object)表语(predicative)定语(attribute)状语(adverbialUnit1:Grammar1Hisdeathmeanstheendofthecompany（名词Hisdeath做主语）3Tobeascientistmeansthebeginningofhisnewlife2Heisateacher(代词he做主语)4ToteachstudentsEnglishismyjob（句3，真正的宾语是不定式tounderstandhimIthinkitimpossibletofinishhomeworkinanhour主语+动词+it+(adj)+todosth(真正宾语）我发现学英语很重要我认为一小时内完成作业不可能不定式做宾语1IwanttowatchTv2Sheexpecttomeet，