语法-现在进行时

语法专题之现在进行时一、现在进行时的定义，构成，标志性词语定义：表示现在或现阶段正在进行或发生的动作或存在的状态。构成公式：由be(am/is/are)+V-ing形式构成标志性词语：1.现在进行时.通常用“now”.eg:Iamdoingmyhomeworknow.2.现在进行时.通常用“look”.eg:Look!Mymotherisrunning!!!3.现在进行时.通常用“listen”.eg:Listen!Theyarereading.4.现在进行时.通常用“atthe(this)moment”eg:Atthe(this)moment,heisonlysinging.二、动词现在分词的构成规则1

一般情况下直接加ingthinkthinking

sleepsleeping

studystudying

speakspeaking

saysaying

2

以不发音的字母e结尾的单词,去掉字母e，再加ingcomecoming

makemaking

havehaving

taketaking3

以重读闭音节（重读闭音节即两个辅音中间夹一个元音并且重读的音节）结尾，呈现“辅，元，辅”结构的动词，双写末尾的辅音字母，再加ingstopstopping

sitsitting

runrunning

forgetforgetting

beginbeginning这类词还有：cut,get,hit,run,set,sit,spit,stop,swim,beg,drop,fit,nod,dig,regret等。4

以ie结尾的动词，把ie改为y，再加ingdiedying

lielying三、现在进行时的用法（1）用来表示说话时正在进行或者发生的动作，例如：Motheriscookinginthekitchen.妈妈在厨房里煮饭。（2）用来表示现阶段正在进行的动作（但说话时不一定在进行），例如：Isshewritinganovel?她正在写一本小说吗？（3）用来表示即将发生的动作，一般是指按计划或者安排好要发生的动作。适用于这种情况的动词主要有：go,come,leave,start,arrive等。例如:I’mgoinghomeinhalfanhour.我一个半小时内要回家。Thetrainisarrivingsoon.火车很快就要到达了。四、现在进行时的句型变化肯定式结构：主语+be+动词-ing形式+其他.例如：WearewatchingTVnow.否定式结构：主语+be+not+动词-ing形式+其他.例如：Theyaren’tdoingtheirhomework.一般疑问句式结构：Be+主语+动词-ing形式+其他？例如：IsshehavingEnglishlesson?回答：肯定Yes,sheis.否定:No,sheisn’t.特殊疑问句式结构：疑问词+be+主语+其他？例如:Whatishedoingnow?回答：Heisswimming.现在进行时练习题一、写出下列动词的现在分词形式。Think_______

take_______

stop_______study_______

speak_______

forget_______

come_______

run_______

make_______

die_______

use_______

have_______

lie_______

watch_______

take_______

call_______

swim_______

listen_______

play_______

cut_______

二、单选。1．Excuseme.Ireallyneedtogonow.Mychildren_____________formeatschool.A．arewaiting B．waits C．wait D．waited2．—Whereismum？—She________inthekitchen．A．cooks B．iscooking C．willcook D．cooked3．—Whataboutgoingtothecinema?There’sanewmoviecalledHi,Mom.—Notnow,I________mybrotherTonywithhisEnglish.A．help B．helped C．amhelping D．havehelped4．—Hello!MayIspeaktoTom?—Onemoment!He_______ane-mail.A．issending B．sent C．sends D．wassending5．Imustleavenow.Mybrother________formeoutside.A．waits B．waited C．iswaiting D．waswaiting6．—Hello,mayIspeaktoJim?—Sorry,he________animportantmeetingnow.A．has B．ishaving C．willhave D．washaving7．—Tom,whereisyourlittlesister?—She_______inthebackyardnow.A．isplaying B．willplay C．played D．plays8．—Tom,pleasegivemeahandinmovingthepiano.—Sorry.I________mycar.A．repair B．repaired C．amrepairing D．haverepaired9．Bettycan’tjoinusinthecardgame.She________theclassroom.A．hascleaned B．wascleaning C．hascleaned D．iscleaning10．—Candy,couldyoupleasehelpmedothedishes?—Sorry,Mom.I________myhomework.A．do B．did C．amdoing D．havedone三、填空。1.Ican’thearyou.I_________________(listen)toanEnglishspeech.2．Don’tmakeanynoise,Jim!Yourlittlesister______________（sleep）now.3．—Ethan,let’sgotoplaybasketball,shallwe?—Sorry,Ican’t.I_______________(watch)YaoMing’sgame.4.Mygrandma_________________(enjoy)theoldphotos.Thereisabigsmileonherface.5．—Jane,whereareyou?—Dad,I________________(wash)thecarinthegarage.Itisreallydirty.6．Sorry,youcan’ttaketheeraseraway,Tony.I______________(use)it.A．haveused B．used C．wasusing D．amusing7．Look!Theworkers______________(cut)atree.8．Listen!Mysister______________(sing)asonginherroom.9．—Tom,whereisyou