动词不定式公开课教案设计.pptx

Grammar动词不定式TheInfinitiveXX1动词不定式公开课教案设计PPT

动词不定式的结构肯定：to+V.原或者(to)+V.原否定：not/never+(to)+V.原Helikestoreadnovels.Isawhimcome.Wedecidednottobuythathouse.4)Itisinterestingtoflyakite.5)Pleaselethimnotgothere.2动词不定式公开课教案设计PPT

动词不定式作主语Togrowtreesisveryimportant.Toplaywithfireisdangerous.Itisveryimportanttogrowtrees.3动词不定式公开课教案设计PPT

作主语不定式做主语谓语动词用单数Tohearyourvoiceissonice.Tostudyhardisveryimportant.Itissonicetohearyourvoice.Itisveryimportanttostudyhard.注意:不定式作主语时，通常用it作形式主语，把真正的主语放在后面。1、It+be+adj.+for/ofsb.todosth.4动词不定式公开课教案设计PPT

作主语It+be+adj.+for/ofsb.todosth.for:adj.多为描述不定式行为的特征（important/necessary/interesting等.）of:adj.多为描述主语的品质特征（kind/nice/friendly/wise/foolish等.）Itiseasy_______hertolearnEnglishwell.Itisclever________youtosolvetheproblem.forof5动词不定式公开课教案设计PPT

作主语2、Ittakessb.sometimetodosth.我每天花三个小时完成家庭作业。Ittakesmethreehourstofinishthehomeworkeveryday.Ispendthreehoursfinishingthehomeworkeveryday.6动词不定式公开课教案设计PPT

作主语3、Itis+n.(forsb)todosth.ItismypleasuretohelpyouwithyourEnglish.4、用在谚语中Toseeistobelieve.Tosayiseasy,buttodoishard.7动词不定式公开课教案设计PPT

练习for1、Itisnecessary______ustolearntowait.(of/for)2、Itwascareless______metobreakthecup.(of/for)3、Ittookthem1,000yuan_________thistable.(buy)4、Itismypleasure_________theboxforyou.(carry)5、Towastetimeistoshortenlife.(翻译成中文)oftobuytocarry浪费时间就是缩短生命。8动词不定式公开课教案设计PPT

动词不定式放在系动语be后面,作表语Mydreamistobeadoctor.Hisworkistocleantheroomeveryday.9动词不定式公开课教案设计PPT

作表语主语+be+todosth主语多为duty/wish/hope/idea/plan/ambition/dream/work/job等名词我的梦想是成为一名歌手。他的工作是每天清扫教室。1、Mydreamistobeasinger.2、Hisworkistocleantheclassroomeveryday.10动词不定式公开课教案设计PPT

动词不定式作宾语Hewantstobeaninventor.Hedoesntknowwhattodo.11动词不