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1、现在进行时及习题练习1.定义：表示现在或现阶段正在进行的动作。常与now,thesedays.atthe/thismoment,It’s3:00.等时间状语连用，句首有Look!/Listen!等提示语。I’mvisitingmyfriendsnow.Look!Heissittingthere.Listen!Sheissinging2.基本结构：be动词+动词的现在分词（即动词-ing）肯定句：be+doing否定句：be+notdoing一般疑问句：Be动词提前到句子开头+主语+doing例句：肯定句：Iamworking.Heisworkin
2、g.Theyareworking.否定句：Iamnotworking.Heisnotworking.Theyarenotworking.疑问句：Areyouworking?Isheworking?Aretheyworking?回答：Yes,Iam.Yes,heis.Yes,theyare.No,I’mnot.No,heisn’t.No,theyaren’t.注意：现在进行时的特殊用法：1）现在进行时与always连用时，往往含有赞扬、厌恶、责备等感情色彩。如：Heisalwaysworkinghard.他总是非常努力地工作。(表示赞扬)2）com
3、e,go,begin,start,leave等动词常用现在进行时表示将要发生的动作。SheisleavingChinatomorrow.I'mgoingtoschool.3.现在分词的变法规则：当我们说某人正在做什么事时，动词要使用分词形式，不能用原形，构成如下：1）一般在后加ing。如：sing-singing,see-seeing,play-playing,go-going,do-doing,2）以不发音e的结尾的去掉e再加ing。如：write-writing,have-having,come–coming；close-closing关；m
4、ake–making;ride–riding骑；write-writing;take-taking;have–having；3）以重读闭音节结尾且一个元音字母＋一个辅音字母，要双写最后的辅音字母再加ing。如：put-putting,run-running,get-getting,let-letting,begin-beginning;sit-sitting；cut–cutting切;shop-shopping；begin-beginning开始forget-forgetting忘记；stop-stopping停止travel-travellin
5、g旅行；begin—beginning开始;swim—swimming；run—running;put—putting；let—letting让；get—getting4）以ie结尾的变ie为y再加ing。如：tie-tying系die-dying死lie-lying一.写出下列动词的现在分词形式work_______ sing_______ play_______ study________go__________walk________sleep_________have_______ leave______ write
6、_______ take_________make_______drive_______come_______run_________ sit_________ shop________ swim_______lie________tie___________die________二.用所给动词的适当形式填空1.MaryandLucyare________(eat)hotdogsnow.2.Listen!Someoneis_______(play)basketballinthenextroom.3.He___________
7、____(shop)atthemoment.4.Look!Thecat________________(run)afterthemouse.5.A:______you_______(study)English?B:Yes,Iam.6.It’s2:00.She_________________(dance)atschool.7.Myfatherandmother__________(swim)inthepondatthemoment.8.Mysisteris________(read)abook.9.We________________(watch
8、)TVnow.10.Bequiet!Thebaby___________(sleep)now.11.It’steno’clock.Mym
