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1、一、现在进行时的基本用法(1)现在进行时表示现在(说话瞬间)正在进行或发生的动作。(2)现在进行时也可表示当前一段时间内的活动或现阶段正在进行的动作。二、时间状语now,rightnow,atthismoment,look,listen,thesedays,thisweek三、现在进行时的句式:1.肯定句主语+be+doing例句:我正在做我的家庭作业。Eg:Iamdoingmyhomework.2.否定句主语+be+not+doing例句:我现在没在做作业Eg:Iamnotdoingmyhomework.3.一般疑问句:Be+主
2、语+doing?肯定回答:Yes,主语+be.否定回答:No,主语+be+not.例句:你正在做你的家庭作业吗?Eg:Areyoudoingyourhomework?是的,我在做作业。Yes,Iam.不,我没做作业。No,I'mnot四、现在分词的构成规则:1.一般在动词词尾加-ing,2.以不发音e结尾,去e加-ing,3.以重读闭音节结尾的动词,末尾只有一个辅音字母,应先双写这一字母,再加-ing。双写的的词有:put,sit,cut,get,forget,shop,stop,begin,swim特殊变化:以“ie”为重读音节
3、结尾的单词,一般变“ie”为y后再加-ing,lie--lying平躺,die--dying死亡Shereadisingnow.Listen!Thebirdissinging.Look!Theboyisplaysoccer.ingTheywatchTVareingnow.现在进行时Whatishedoing?Heiswriting.Whatisshedoing?Sheisreading.现在进行时Whatareyoudoing?Iamrunning.现在进行时Whatishedoing?Heisplayingcomputer.现在
4、进行时Whatishedoing?Heisplayingbasketball.现在进行时Whatisshedoing?Sheisdrinking.现在进行时Whatareyoudoing?Iamplayingsoccer.现在进行时Ishedrawing?Yes,heis.现在进行时Whataretheydoing?Theyaretalking.(basketball.(2)句中用到“Listen!”“Look!”“Keepquiet”“Don’tmakenoise!”等提示语时,表明说话间另一个动作正在进行,这时,句子也要用现在
5、进行时。Eg:Keepquiet!Theteachersaretalkingintheoffice.1)一般句中用到表示“在现在”的时间状语,如:now,rightnow,atthemomentatthemoment或It’s+几点钟”句型,常判断用现在进行时。Eg:Let’sgofast.Mr.Wuiswaitingforusnow.It’ssixo’clock.Thechildrenareplaying现在进行时的判断:通过上下文句义,表明某一动作是现在或说话瞬间发生的动作,这个句子也要用现在进行时态。Eg:———Isyour
6、motherathome?———Yes,sheis.sheiswatchingTv.———WhereisTom?———Heisrunningontheplayground.Exercises:根据句意,用所给动词的适当形式填空:(1)Listen,Mr.Wuonthephone(talk).(2)Isoccernow.I’mwalking(notplay)(3)——Isyourfatherathome?——Yes,heis.HeaTVshow(watch)(4)Theytogototheshopnow.(want)(5)—youf
7、oryourfriends?(wait)—No,I’mnot.istalkingamnotplayingiswatchingwantArewaitingExercises:(6)Steveisverybusy.Healetter(write)(7)Don’tspeak!Myfather(sleep).(8)It’stwelveo’clock.Thestudents(have)lunch.(9)Don’tgoout!Itoutside.(rain)(10)——Whyareyoustandinghere,Dave?——IforScot
8、t.(wait)issleepingarehavingisrainingamwaitingiswritingIt’safineSundaymorning.Manypeopleareplayinginthepark.Theyareallhavingf