动词的现在进行时态1．现在进行时表示现在正在进行或发生的动作，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。现在进行时的肯定句基本结构为be（am，is，are）+动词ing.2．动词加ing的变化规则1）一般情况下，直接加ing，如：look-looking,climb-climbing,jump-jumping,play-playing,go-going,draw-drawing2）以不发音的e结尾，去e加ing.(see的e是发音的，所以不能去掉，要直接加ing。see-seeing)如：make-making,have-having,ride-riding,write-writing,drive-driving3）如果末尾是一个元音字母和一个辅音字母，双写末尾的辅音字母，再加ing.(但是open却不属于这规则，而是直接加ing，open-opening)如：run-running,swim-swimming,sit-sitting,cut-cutting,hop-hopping,get-getting.3．现在进行时的肯定句基本结构为be（am，is，are）+动词ing.be会随着与不同的人称搭配而产生不同的变化。如：Iamplayingfootball.YouarewatchingTV.Wearehavingaclass.Heisclimbingtrees.Sheisplayingwithhercat.Itisrunninginthepark.Theyaregoinghome.把它们的变化编成一首顺口溜就好记多了！Look！我用am，你用are，Is用在他，她，它，我们，你们，他们全用are。现在进行时专项练习一.按要求改写句子1.Theboyisplayingbasketball.否定句：____________________________一般疑问句：_________________________肯定回答：__________________________否定回答：__________________________对“isplayingbasketball”提问：__________________________对“Theboy”提问：__________________________2.Theyaresingingintheclassroom.否定句：____________________________一般疑问句：_________________________肯定回答：__________________________否定回答：__________________________对“aresinging”提问：__________________________对“intheclassroom”提问：__________________________3.仿照例句造句:Model:readabook--Whatareyoudoing?--I'mreadingabook.1).readanewbook________________2).cleantheblackboard________________4.she,thewindow,open,now.(用现在进行时连词成句.)_____________________5.Thebirdsaresinginginthetree.(就划线部分提问)________________________6.is,who,thewindow,cleaning?(连词成句)______________________7.Thechildrenareplayinggamesnearthehouse.(就划线部分提问)________________________8.Sheisclosingthedoornow.(改成否定句)______________________9.Youaredoingyourhomework.(用"I"作主语改写句子)______________________10.they,thetree,sing,now,under.(用现在进行时连词成句.)_____________________11.TheYoungPioneersarehelpingtheoldwoman.(改成一般疑问句)______________________II.单项选择（）1.我在照看孩子.(A)Iamlookingafterthebaby.(B)I'mlookafteringthebaby.(C)Ilookamafteringthebaby.(D)Ilookingafterthebaby.()2._____friend'smaking______akite.(A)I,me(B)My,my(C)My,me(D)His,his()3.Isthewoman______yellowyourteacher?(A)in(B)puttingon(C)wearing(D)having()4.Look!Thetwins_____theirmotherdothehousework.(A)arewanting(B)help(C)arehelping(D)arelooking翰林汇()5._____arethebirdsdoing?Theyaresinginginatree.(A)Who(B)What(C)How(D)Where()6.Isshe____something?(A)eat(B)eating(C)eatting(D)eats()7.你在干什么?(A)Whatisyoudoing?(B)Whatareyoudo?(C)Whatareyoudoing?(D)Whatdoyoudo?()8.Whatareyoulistening_____?(A)/(B)for(C)at(D)to()9.我正在听他说话.(A)Ilisteningtohim.(B)I'mlisteningtohim.(C)I'mlistentohim.(D)I'mlisteninghim.()10.Theyare_____theirclothes.(A)makeing(B)putting(C)putaway(D)puttingon()11.Listen!She____intheclassroom.(A)issinging(B)sing(C)tosing(D)issing()12.TodayJim______hiswhiteshirtandbrowntrousers.(A)isputtingon(B)wear(C)puton(D)iswearing()13.______areyoueating?I'meating______meat.(A)What,some(B)Which,any(C)Where,not(D)What,a()14.They_...
