七年级英语动词不定式PPT课件

.,1,Revision,Theinfinitive动词不定式,.,2,构成：to+do(动词原形),用法：用作宾语(v.+todo)Iwanttobuyacomputer.Shehopestofindabetterjob.Iwishtogowithyou.needtodolearntodoagreetodoplantododecidetodorefusetodobegintodostarttodotrytodoforgettodoremembertodoliketodoStoptodogoontodo,.,3,2.用作宾语补足语：(v.+sb.+todo),Sheaskedmetohelpher.Theteachertoldhimtocomeontime.Edisonsmothertaughthimtoreadandwrite.wantsbtodowishsbtodogetsbtodoordersbtodofindsbtobelikesbtodowouldlikesbtodohelpsb(to)do,.,4,作宾语补足语不带to的情况：,Letmedoit.Isawhimcrossthestreet.常见动词有：使役动词:let,make,have感官动词:see,watch,hear,feel,listento比较：Iheardhersinginginthenextroom.Iheardhersinginthenextroom.,.,5,3.用作状语(adverbial)：,HecametoshowmehisnewCDplayer.Iwenttheretoseemyteacher.ShecamebacktogetherEnglishbook.Theboywastoofrightenedtomove.,(目的),(目的),(目的),（结果）,.,6,4.用作主语,1.TobehereatChristmastimeismydream.,2.Togoabroadishisdream.,3.Tosayiseasy,todoisdifficult.,（这时可将其用形式主语it来替换）,ItismydreamtobehereatChristmastime.,Itishisdreamtogoabroad.,Itiseasytosay,itisdifficulttodo.,.,7,5.用作表语,Hisworkistofeedtheanimals.,Herjobistolookafterthepatients.,Mywishistobeascientist.,.,8,6.用作定语,Givemesomethingtodrink.,Ihavetwobookstoread.,Theyhavemuchfoodtoeat.,（这时不定式与被修饰词有动宾关系。若是不及物动词，介词不能省略）,Heaskedforaroomtolivein.,Idonthaveapentowritewith.,Theiceishardenoughtoskateon.,Heboughtatoytoplaywith.,.,9,7.疑问词who,what,which,where,when,how加todo可构成不定式短语，在句中可用作主语、宾语、宾语补足语、表语等。,Whentostarthasnotbeendecided.,Idontknowwhattodo.,Hecantellyouwheretogetthebook.,Thequestioniswho(m)toask.,(主语),(宾语),(宾语补足语),(表语),.,10,比较（Compare）,Idontknowwhattodo.Idontknowhowtodoit.Idontknowwhattodoaboutit.,.,11,Exercises:,1.-Youvedoneverywellthistime.-Itsreallykind_.A.foryoutosaysoB.foryousayingsoC.ofyoutosaysoD.ofyousayingso2.Itisbettertoloseoneslifethan_.A.ifyouloseyourspiritB.losinghisspiritC.toloseonesspiritD.yourspiritgettinglost,C,C,.,12,3.Icantworkinthisway.-Whynot_itinsomeotherway?A.trytodoB.trydoingC.tryingtodoD.tryingdoing4.Sinceyoufinditdifficult_adecision,youdbetteradiscussion(讨论)withyourparents.A.reach;haveB.reaching;haveC.reach;havingD.toreach;have,B,D,.,13,5.Myfatherhates(痛恨)_.Heneverallowsme_.A.tosmoke;tosmokeB.smoking;smokingC.smoke;smokingD.smoking;tosmoke6.Thegirlwasbeginning_.A.getangryB.togetangryC.gettingangryD.angry,D,B,.,14,7.Thereisntanydifferencebetweenthetwo.Ireallydontknow_.A.wheretochooseB.whichtochooseC.whattochooseD.tochoosewhich8.Thebagistooheavyforme_.A.tocarryitB.nottocarryitC.tocarryD.nottocarry9.Theteacherwillteachhim_.A.touseB.useitC.howtouseitD.uses,B,C,C,.,15,找出句子中的不定式，并说出作用：,Ittakesyoutenminutestogetthere.Ihopetoseehimsoon.Hiswishistobecomeanartist.Peopl