初一下册现在进行时讲解与练习

现在进行时1.现在进行时的构成：Am/is/are+v-ing是现在进行时的构成形式v-ing现在分词的构成：一般情况+ingfalling以不发音字母e结尾的单词去e,+inghaving以重读闭音节结尾的单词，末尾只有一个辅音字母时.双写词尾字母+ingputting2)现在进行时的基本用法○1表示说话时正在进行的动作常和now连用，有时用一个动词如look（看）、listen（听）来表示now（现在）这一时间概念。Look！Atrainiscoming.看！火车来了Listen！Heisplayingthepiano.听！他在弹钢琴。○2表示现阶段正在进行着的动作但不一定是说话时正在进行。常和atpresent（目前）、thisweek（本周）、thesedays（这几天）等时间状语连用。Whatlessonareyoustudyingthisweek？你们本周学哪一课了？（说话时并不在学）○5一般现在时和现在进行时的区别一般现在时表示经常性的动作；而现在进行时表示暂时性的动作。Hewalkstowork.他步行上班。（习惯、经常性的动作）He'swalkingtoworkbecausehisbikeisbeingrepaired.他现在走着上班，因为他的自行车正在修理。（只是暂时的情况）Wheredoeshelive？他家住在哪儿？（询问一般的情况）Whereisheliving（staying）？他这几天住在哪儿？（询问暂时一段时间的情况）○6现在进行时有时可用来代替一般现在时，表达说话人的某种感惰，使句子有强烈的感情色彩。常与always，forever连用。Youarealwaysforgettingtheimportantthing.你总是把重要的事情忘掉。（表达出不满的情绪）Maryisdoingfineworkatschool.玛丽在学校学习得挺不错。跟踪练习一、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“Theboy”提问：__________________________二、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()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______TVintheevening.Theydotheirhomework.(A)arewatching(B)can'twatching(C)don'twatch(D)don'twatching()15.Thechildren_____football.(A)isplaying(B)areplaying(C)playthe(D)playa()16.Theyareflyingkites.(A)他们喜欢放风筝.(B)他们在放风筝吗?(C)他们在放风筝.(D)他们常放风筝.()17.Look,Theyareswimmingintheriver.Iwant_____you.(A)togowith(B)gowith(C)helping(D)help()18.Look.Lucyis_____anewbiketoday.(A)jumping(B)running(C)riding(D)takeing三、用现在进行时完成下列句子:1.What_________you__________(do)?2.I_____________(sing)anEnglishsong.3.What________he____________(mend)?4.He______________(mend)acar.5.______you__________(fly)akite?Yes,_______.6.______she___________(sit)intheboat?7.______you_____________(ask)questions?8.We_______________(play)gamesno