现在进行时态授课课件VIP免费

现在进行时（ThePresentContinuousTense）初中英语时态系列现在进行时（ThePresentContinuousTense）一.用法现在进行时态表示现在（说话瞬间）正在进行或发生的动作。如：Thestudentsarelisteningtotheteacher.HeiswatchingTVnow.现在进行时态还可以表示当前一段时间内的活动或现阶段正在进行的动作。如Weareworkingonafarmthesedays.Iamwritingabookthismonth.二、基本构成现在进行时由be(am/is/are)+动词现在分词构成。肯定式结构：主语+be+动词现在分词+其他.否定式结构：主语+be+not+动词现在分词+其他.一般疑问句结构：Be+主语+动词现在分词+其他？特殊疑问句结构：疑问词+be+主语+动词现在分词+其他？一般在动词原形后+inggoaskgoingasking以不发音的e结尾的，去e，+ingwritetakeclosewritingtakingclosing重读闭音节以一个辅音字母结尾的，双写这一字母+inggetrunswimputgettingrunningswimmingputting三、动词现在分词的构成只有一个元音字母及紧跟其后只有一个辅音字母把下列动词变成现在分词dowritehavegorunreadwatchgetswimcleandoingwritinghavinggoingrunningreadingwatchinggettingswimmingcleaning四、提示性词语：1、now.Eg1.Thechildrenareplayinggamesovertherenow.2、Look!Listen!Eg1.Look!Someboysareswimmingintheriver.Eg2.Listen!LucyissinginganEnglishsongintheclassroom.3、Itis+具体的钟点。（提示后句）Eg1.It’s6:30inthemorning.LiLeiisgettingup.Eg2.It’stwelveo’clock.Thestudentsarehavinglunchatschool.4、Whereis/are/am+主语？（提示后句）Eg1.--Whereisyourfather?–HeiswatchingTVintheroom.Eg2.–WhereisTom?–Heisdoinghomeworkintheclassroom.5、上下文提示。Eg1.Whatareyoudoing?Iamlisteningtomusic.针对性练习：用所给动词的适当形式填空.1.Look!Thecat____________(run)upthetree.2.Thetwins__________(have)breakfastnow.3.----___he________(clean)theblackboard?----No,heisn’t.4.Tom__________(play)thepianointheroom.Pleaseaskhimtocomehere.isrunningarehavingIscleaningisplaying5.Listen!They____________(sing)intheclassroom.6.It’s6:30intheevening.TheGreens____________(have)dinner.7.Whereisyourbrother?He_____________(swim)intheriver.8.Pleasebequiet.Yourfather__________(sleep)intheroom.aresingingarehavingisswimmingissleeping五、相关的句型转换：1、变否定句：现在进行时态的句子变否定句时，在am/is/are后加not,常与am/is/are用缩略式。Eg1.Theyaresinging.----Theyarenot/aren’tsinging.2、变一般疑问句：现在进行时态的句子变一般疑问句时把am/is/are提到句首，大小写发生变化，句号变问号。Eg1.Iamdoingmyhomeworknow.----Areyoudoingyourhomeworknow?Eg2.Thestudentsarehavingclasses.----Arethestudentshavingclasses?3、划线提问：先确定疑问词，然后把除掉划线部分的句子变成一般疑问句接在疑问词后面。Eg1.Heiswritingaletter.(划线提问)Whatishedoing?Eg2.Lucyisdancing.(划线提问)Whoisdancing?针对性练习：按要求改写句子针对性练习：按要求改写句子1、Wearecleaningourclassroomnow.（改为否定句）We________________ourclassroomnow.2、Heisdoinghishomeworknow.（改为一般疑问句）doinghomeworknow?No,.3、Thetwinsaresingingintheroom.（对划线部分提问）arethetwinsintheroom?4、Sheismakingcakes.（对划线部分提问）isshe?5、Lucyislookingforherruler.（对划线部分提问）isLucy?aren’tcleaningaren’tcleaningIshehisheisn’tIshehisheisn’tWhatdoingWhatdoingWhatmakingWhatmakingWhatlookingforWhatlookingfor综合练习一：写出下列动词的现在分词readjumptalkplaycleanwatchdoeatsinglistenlook---reading---jumping---talking---playing---cleaning---watching---doing---eating---singing---listening---lookingwriteridegivehavedancewritingridinggivinghavingdancingrunswimgetcutshopbeginsitrunningswimminggettingcuttingshoppingbeginningsitting练习2用now把下...