457助动词用法及练习2份

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1、助动词do、does的用法英语句子正常语序是“主语+谓语+其他”①主语为I或复数名词、代词时：肯定句：I/We/They/Thestudents＋动词原形＋其他WewatchTVeverynight.变否定：主语＋don’t＋动词原形＋其他Wedon’twatchTVeverynight.一般疑问句Do+主语+动词原形+其他？DoyouwatchTVeverynight?Yes,wedo./No,wedon’t.例句：Theyplayfootballafterschool.   练习：1.Welikethisbook.2.Theyoftenplaybasketballafterschool3

2、.WelikewatchingTV.4.Iwantsomethingtoeat.5.TheyhaveameetingeveryTuesday.②主语为单数名词或代词时：肯定句：主语+动词第三人称单数形式+其他HewatchesTVeverynight.否定句：主语+doesn’t+动词原形+其他Hedoesn’twatchTVeverynight.一般疑问句：Does+主语+动词原形+其他？DoeshewatchTVeverynight?Yes,hedoes./No,hedoesn’t.例句： Heplaysfootballafterschool.练习:1.HespeaksJapanese.

3、2.Ginatakessomebookstotheclassroom.3.Hewantstovisithergrandpainhospital.4.Tomlikesplayingfootball.③过去时的句式（句子为过去时，动词用过去式，不受主语单复数影响）肯定句：主语+过去式+其他+。He/Wegotupearlyeverymorninglastyear.否定句：主语+didn’t+动词原形+其他+。He/Wedidn’tgetupearlyeverymorninglastyear.一般疑问句：Did+主语+动词原形+其他+？Didhe/yougetupearlyeverymorning

4、lastyear?Yes,he/wedid./No,he/wedidn’t.例句：Tomlikedplayingfootball.练习：1.Jimplayedfootball.2.Wewantedtoswim.3.Iwashedtheclothes.4.Theymadeacakeforme.按要求改写句子：Theylikedtowalkhome.TheyhadlunchHedesignsclothes.Igotupatsixyesterday.Theylikedtowalkhome.MissLigoestoHongKongbyplane.Thewomenworkedintheshoefact

5、ory.Helikesthegirl.Helikessinginganddancing.一、写出下列动词的第三人称单数drink________go_______stay________make________look_________have_______pass_______carry____come________watch______plant_______fly________study_______brush________do_________teach_______二、用括号内动词的适当形式填空。1.Heoften________(have)dinnerathome.2.Da

6、nielandTommy_______(be)inClassOne.3.We_______(notwatch)TVonMonday.4.Nick_______(notgo)tothezooonSunday.5.______they________(like)theWorldCup?6.What_______theyoften_______(do)onSaturdays?7._______yourparents_______(read)newspaperseveryday?8.Thegirl_______(teach)usEnglishonSundays.9.SheandI________(t

7、ake)awalktogethereveryevening.10.There________(be)somewaterinthebottle.11.Mike_______(like)cooking.12.They_______(have)thesamehobby.13.Myaunt_______(look)afterherbabycarefully.14.Youalways_______(do)yourhom