【课件】人教必修第三册 Unit 2 Grammar 现在分词用法重难点提升课件

V-ing形式重难点提升2022CONTENTS非谓语特别总结Specialsummaryofnon-verbs01doing的时态和语态Thetenseandvoiceofdoing02非谓语动词的做题方法tipstodothepracticeofnon-verbs03非谓语练习Thepracticeofnon-verbs04Part012021非谓语特别总结非谓语特别总结Specialsummaryofnon-verbs一句话中有且只有一个谓语动词，想出现第二个谓语，加从句或并列连词Ihavemanyfriends,mostof________areprettygirls.Ihavemanyfriends,andmostof_________areprettygirls.whomthem非谓语特别总结Specialsummaryofnon-verbs2.一个句子已经有谓语动词，又没有连词的情况下，还有别的动词出现时，要用非谓语动词Tomsatinthecornerand__________(wave)tohisgirlfriend.Tomsatinthecorner,______________(wave)tohisgirlfriend.wavedwaving非谓语特别总结Specialsummaryofnon-verbs3.判断谓语or非谓语To

enlargeitscampus,DongguanMiddleSchoolpulled

downtheoldteachingbuildingsconstructedinthe1980s.Ifyouexerciseoutofdoors,yourbodywilllearntobreathemoredeeply,allowingevenmoreoxygentogettoyourmuscleandyourbrain.非谓语特别总结Specialsummaryofnon-verbs4.非谓语动词的一般式及可充当的成分主语宾语表语定语状语补语不定式（目的将来）

V-ing形式（主动进行）

过去分词（被动完成）

成分非谓语第二部分2021doing的时态和语态doing的时态和语态Thetenseandvoiceofdoingdoing分词的一般式和完成式：

一般式(doing):非谓语动词和谓语动词所表示的动作同时进行

完成式(havingdone)：非谓语动词在谓语动词所表示的动作之前发生Beingastudent,hewasinterestedinbooks.

Nothavingstudiedhislessonsveryhard,hefailedtheexaminations.Igottotheofficeearlierthatday,_____________(catch)the7:30trainfromPaddington.Hesuddenlyappearedinclassoneday,________(wear)sunglasses.Wesatbythefire,__________(have)ourbarbecue.havingcaught非谓语练习Thepracticeofnon-verbswearinghavingdoing的时态和语态Thetenseandvoiceofdoing2.doing分词的被动式：

被动式:

doing动作和逻辑主语是动宾关系

一般被动式(beingdone)

完成被动式(havingbeendone)Thequestionbeingdiscussednowisveryimportant Henevertalkedabouthishavingbeeninterviewedbythereporter._____________________(elect)ascaptain,Tinawasgreatlyencouraged.___________(walk)inthestreetwithhisdogfollowinghim,hefeltreallyfreeandpleased.____________(try)manytimes,hestillcouldn’tovercomethedifficulties.Theshow_________________(preform)nowaimsmainlytoreflectthelocalculture.Havingbeenelected非谓语练习Thepracticeofnon-verbsHavingtriedWalkingbeingpreformeddoing的时态和语态Thetenseandvoiceofdoingdoing的时态语态时态主动式被动式一般式doingbeingdone完成式havingdonehavingbeendone3.doing分词的时态和语态总结：第三部分2021非谓语动词的做题方法Step1:寻找逻辑主语，判断语态（主动式还是被动式）_____________(tell)manytimes,hestillmadethesamemistake.

非谓语动词的做题方法tipstodothepracticeofnon-verbsStep2:与谓语动词的先后性比较，判断时态_____________(tell)manytimes,hestillmadethesamemistake.

被动式完成式Step3:确认非谓语动词形式，检查答案___________________(tell)manytimes,hestillmadethesamemistake.

非谓语动词的做题方法tipstodothepracticeofnon-verbsHavingbeentold第四部分2018非谓语练习LiHuaaskesme__________(beat)Xiaohong.Xiaohongstoodatthegate,_________(wait)forhisdad.Hisdadhasadog________(call)Xiaohuang._______________(finish)hiswork,hewentoutintothegardentohaveawalk.Thehouse_______________(build)bytheworkersnowwillbecompletednextweek.____________________