会计学(a)Puttingdownhisshoppingbag,Willheldouthishand.(b)Willwatchedandsawthecatbehavecuriously.(c)Hekepteyesonthespotwherethecathadbeeninvestingandcrossedtheroad.(d)Pushinghisshoppingbagthrough,hescrambledthroughhimself.Underlinethewordsthatusethe–ingformoftheverb.Howisthe–ingformoftheverbused?AnswerthequestionaboutthesentencesinActivity1.1Whichsentencesdescribetwothingsthathappenatthesametime?2Whichsentencesdescribeonethinghappeningimmediatelyafteranother?3Lookatsentences(a)and(d).Dothetwopartsofthesentencesrefertothesameperson?Adverbialclauseswith–ing语态时态现在分词的一般式表示该动作与谓语动作同时发生或在谓语动作之后发生，有时(yǒushí)也表示在谓语动作之前发生。Thefishcaneatapersonintwominutes,leavingonlybones.2。现在分词的完成式表示现在分词的动作发生在谓语动词之前，强调时间先后关系。1.Seeingisbelieving.2.Lifeisnotfindingyourself.Lifeiscreatingyourself.3.Genius(天才(tiāncái))onlymeansworkinghardallone’slife.V-ing作状语可以(kěyǐ)表示时间、条件、原因、方式伴随、让步、结果等。一.时间状语(zhuàngyǔ)，相当于when,while,as等引导的时间状语(zhuàngyǔ)从句，常位于句首或句末。二.原因状语(zhuàngyǔ)相当于as,since,because等引起的原因状语(zhuàngyǔ)从句，常位于句首,句中或句末。三.条件状语，相当于一个(yīꞬè)if等引导的条件状语从句，常位于句首。四.让步状语：相当于although,though,evenif,eventhough引起(yǐnqǐ)的让步状语从句,常位于句首。五.结果状语表示一种(yīzhǒnꞬ)必然的结果，可扩展为含有并列谓语的简单句。常位于句末。六.伴随(bànsuí)状语七.方式(fāngshì)状语为了使动词ing形式(xíngshì)作状语所表达的时间，条件，结果，让步，原因等意思更加明确，可以在动词ing前加上适当的连词或介词（when,while,as,because,if,though,after,before等）。assoonas可以用on+v-ing取代。1Don’ttalkwhilehavingdinner.2Oncelosingthischance,youcan’teasilyfindit.3Onarrivingtheclassroom,shebegantoread.1Whilereadingthebook,thetelephonerang.2Lookingoutthroughthewindow,thegardenwasbeautiful.动词ing形式作状语时，其逻辑主语必须与句子的主语一致，且必须与句子的主语是逻辑上的主谓关系，动词ing形式表示的动作是次要动作。（一个(yīɡè)主语多个动作。）巩固(gǒnggù)练习:2.“Can’tyouread?”shesaidangrily,___tothenotice.A.pointedB.andpointingC.pointingD.topoint3.Themissingboywaslastseen__neartheriver.A.playingB.tobeplayingC.playD.toplay4.___yourhomework,youmustn’tlistentomusic.A.WhendoB.WhentodoC.WhendoingD.Whenyoudoing5.Itrainedheavily,__severefloodinginthecountry.A.causingB.tocauseC.causedD.havingcaused6.Anydrive