七下-现在进行时与一般现在时课件

*现在进行时*一般现在时语法1.含义：表示现在正在进行或一段时间正在进行或发生的动作。2.时间状语：now,look,listen；atpresent,thisweek,thesedays3.构成：be+V-ing4.动词现在分词的构成现在进行时一般在动词原形后+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小试身手：把下列动词变成现在分词。dowritelivelivinggorunreadwatchgetswimcleandoingwritinggoingrunningreadingwatchinggettingswimmingcleaning其他标志性词语：1、Don’ttalk!Eg1.Don’ttalk!Thechildrenaresleepingoverthere.2、Bequiet!Eg1.Bequiet!ThestudentsarehavinganEnglishclass.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.现在进行时的句式1.肯定句:主语+be+v-ing+其它.如:Iamreadingabook.2.否定句：直接在be后加not.如：Iamwriting.Iamnotwriting.3.一般疑问句及回答:问句,直接把be提前,肯定回答:Yes,主语+be，否定回答:No,主语+be+not-----Areyouwriting?-----Yes,Iam./No,I’mnot.中考链接：用所给动词的适当形式填空.1.Look!Thecat____________(run)upthetree.2.Thetwins__________(have)breakfast.3.----___he________(clean)theblackboard?----No,heisn’t.4.Tom__________(play)thepianointheroom.Pleaseaskhimtocomehere.5.Listen!They____________(sing)intheclassroom.isrunningarehavingIscleaningisplayingaresinging一般现在时：1.含义：表示现在的状态、经常的或习惯性的动作、表示主语具备的性格和能力等。2.构成：主语＋is/am/are＋其它成分.Heisanofficeworker.主语(除第三人称单数)＋动词原形＋其它成分.Igetupatsixeveryday.主语(第三人称单数)＋动词s/es＋其它成分.Myfatherusuallygoestoworkbybus.3.时间状语：always、usually、often、sometimes、nevereveryday、onSunday/Monday……4.主语是第三人称单数时,行为动词的变化规则如下:1.一般动词在词尾加-s,如:helps,makes,gets,swims,knows,plays等.2.以s,x,ch,sh,或o结尾的动词在词尾加-es,如dresses,washes,catches,does等.3.以辅音字母+y结尾的动词,先变y为i,再加-es,如fly---flies,study---studies等.•说出下列动词的第三人称单数形式•1.work________read__________clean__________write__________•2.teach_______wash__________guess_________watch__________•3.go__________do___________•4.study_______fly__________cry__________play__________•5.have__________1.Theyplayfootballontheplayground.否定句:一般疑问句:肯定回答:否定回答:Theydonot(don’t)playfootballontheplayground.No,theydon’t.Yes,theydo.Dotheyplayfootballontheplayground?改写句子2.Shewaterstheflowers.否定句:一般疑问句:肯定回答:否定回答:Shedoesnot(doesn’t)watertheflowers.Doesshewatertheflowers?Yes,shedoes.No,shedoesnot(doesn’t).1.Jimusually________(have)lunchathome.2.LiHua_______(be)twentyyearsold.3.Howmanystudents________(be)thereinyourclass?4.---______shealways_______(study)hard?---Yes,she_________.5.Lucyandlily_____________(notspeak)Chinese.6.Myfather______________(notdo)morningexerciseseveryday.8.______yourbrother________(like)playingfootball?No,he____________.中考链接：用所给动词的适当形式填空:hasisareDoesstudydoesdon’tspeakdoesn’tdoDoeslikedoesn’t1)I__________(be)astudent.Mysister______(be)astudent,too.2)There______（be）apenandtwopencilsinthepencil-box.3)Listen!She_________(sing)asong.4)We________(clean)ourclassroomnow.5)There_______manybirdsinthesky.6)Sometimeshe______(play)footballafterschool.7)He_________(go)toGuangzhoueveryweek.8)Weknowthere_______(be)24hoursinaday.amisisarecleaningplaysgoesare用所给动词的适当形式填空:issingingare句型转换1.Iamwateringtheflowers.(否定句)2.She’sjumpingnow.(一般疑问句)3.Theboysareplayingcards.(划线提问)4.Heisdoinghishomework.(复数句)Iamnotwateringtheflowers.Isshejumpingnow?Whataretheboysdoing?Theyaredoingtheirhomework.用now把下列句子变为现在进行时态：1.Ilookattheblackboard.2.Wehaveourclass.3.Hedoeshishomework.4.Hedoesn’trun.Iamlookingattheblackboardnow.Wearehavingourclassnow.Heisdoinghishomeworknow.Heisn’trunningnow.