现在分词多媒体教学课件.pptVIP

一、分词逻辑主语与主句主语一致：Lookatthefollowingsentencesandtellmetheformoftheunderlinedverb:1）.Hearingthenews,heburstoutlaughter.（时间）2）.Notknowingtheaddress,Ican’tgetintoutchwithher.（原因）3）.Hecamerunning.（伴随）4）.Herhusbanddied,leavingher4children.（结果）5）.Hesattherereadingabook.（伴随）6）.Workinghard,you‘llsucceed.（条件）7）.Havingfinishedhishomework,hewentoutforawalk.(时间）总结：1.分词位置：位于主句之前：时间，条件，原因，让步之后：方式，伴随，结果2.现在分词时态与语态：一般式完成式(只作状语）主动v-inghavingv-ed被动beingv-edhavingbeenv-ed注：现在分词一般式表示，分词动作与主句动作同时发生如：上1、3、5现在分词完成式表示，分词动作发生在主句动作之前如：73：区别：以下三种都可表达被动但是有分别beingv-ed:此动作与主句动作同事发生tobev-ed:此动作将要发生v-ed:此动作已完成e.g.Theproblembeingdiscussednowisveryimportantforus.Theproblemtobediscussednextweekisveryimportantforus.Theproblemdiscussedlastweekisveryimportantforus.Havingbeenusedformanyyears,themachineneedsrepairing.4.如下连词可与分词连用作状语：1）时间状语When/while/after/beforev-inge.gBecarefulwhen(youare)crossingtheroad.Afterfinishinghishomework,hewenttowatchTv.2）让步状语：Althogh/Thoughe.gThoughworkinghard,hecouldn’tsucceed.3）结果状语：onlytodo（意外）thusdoing（顺其自然）二、当分词主语与句子主语不一致时：1.v-ing分词：作状语其逻辑主语用主格动名词：作主，宾等其逻辑主语用形容词性物主代词e.gHiscominglatemadetheteacherangry.Hebeingabsentfromthemeeting,wefeltunhappy.2.独立主格：现在分词/过去分词名词/代词+形容词/副词介词短语e.gThesignalgiven,thetrainleftout.Wetherpermitting,we’llgooutforawalk.Homeworkfinished,hewentout.bookinhand.Hecameintotheroom,abooki