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一般现在时基本用法介绍 一、一般现在时的功能 1.表示事物或人物的特征、状态。如：Theskyisblue.天空是蓝色的。 2.表示经常性或习惯性的动作。如：Igetupatsixeveryday.我每天六点起床。 3.表示客观现实。如：Theearthgoesaroundthesun.地球绕着太阳转。 一般现在时的构成 1.be动词：主语+be(am,is,are)+其它。如： Iamaboy.我是一个男孩。 2.行为动词：主语+行为动词(+其它)。如： WestudyEnglish.我们学习英语。 当主语为第三人称单数(he,she,it)时，要在动词后加-s或-es。如：MarylikesChinese.玛丽喜欢汉语。 二、一般现在时的变化 1.be动词的变化。 否定句：主语+be+not+其它。 如：Heisnotaworker.他不是工人。 一般疑问句：Be+主语+其它。 如：-Areyouastudent? -Yes.Iam./No,I'mnot. 特殊疑问句：疑问词+一般疑问句。如：Whereismybike? 2.行为动词的变化。 否定句：主语+don't(doesn't)+动词原形(+其它)。如： Idon'tlikebread. 当主语为第三人称单数时，要用doesn't构成否定句。如： Hedoesn'toftenplay. 一般疑问句：Do(Does)+主语+动词原形+其它。如： -Doyouoftenplayfootball? -Yes,Ido./No,Idon't. 当主语为第三人称单数时，要用does构成一般疑问句。如： -Doesshegotoworkbybike? -Yes,shedoes./No,shedoesn't. 三、特殊疑问句：疑问词+一般疑问句。如：Howdoesyourfathergotowork?动词+s的变化规则1．一般情况下，直接加-s，如：cook-cooks,milk-milks2．以s.x.sh.ch.o结尾，加-es，如：guess-guesses,wash-washes,watch-watches,go-goes3．以“辅音字母+y”结尾，变y为i,再加-es，如：study-studies一般现在时用法专练:1、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.DanielandTommy_______(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________(take)awalktogethereveryevening.10.There________(be)somewaterinthebottle.11.Mike_______(like)cooking.12.They_______(have)thesamehobby.13.Myaunt_______(look)afterherbabycarefully.14.Youalways_______(do)yourhomeworkwell.15.I_______(be)ill.I’mstayinginbed.16.She_______(go)toschoolfromMondaytoFriday.17.LiuTao_______(do)notlikePE.18.Thechildoften_______(watch)TVintheevening.19.SuHaiandSuYang_______(have)eightlessonsthisterm.20.－Whatday_______(be)ittoday?－It’sSaturday三、按照要求改写句子1.DanielwatchesTVeveryevening.(改为否定句)_____2.Idomyhomeworkeveryday.(改为一般疑问句，作否定回答)________________________________________________________3.Shelikesmilk.(改为一般疑问句，作肯定回答)___________________________4.Amylikesplayingcomputergames.(改为一般疑问句，作否定回答)___________________________________________________5.Wegotoschooleverymorning.(改为否定句)_______________________________________________________6.HespeaksEnglishverywell.(改为否定句)___________________________________________________7.Iliketakingphotosinthepark.(对划线部分提问)________________________________________________________8.JohncomesfromCanada.(对划线部分提问)___________________________________________________9.Sheisalwaysagoodstudent.(改为一般疑问句，作否定回答)________________________________________________________10.SimonandDaniellikegoingskating.(改为否定句)___________________________________________________四、改错(划出错误的地方，将正确的写在横线上)1.IsyourbrotherspeakEnglish?__________________2.Doeshelikesgoingfishing?__________________3.Helikesplaygamesafterclass.__________________4.Mr.WuteachsusEnglish.__________________5.Shedon’tdoherhomeworkonSundays._________________习题参考答案一、写出下列动词的第三人称单数drinksgoesstaysmakeslookshaspassescarriescomeswatchesplantsfliesstudiesbrushesdoesteaches二、用括号内动词的适当形式填空。hasaredon’twatchdoesn’tgoDolikedodoDoreadteachestakeislikeshavelooksdoamgoesdoeswatcheshaveis三、按照要求改写句子1.Danieldoesn’twatchTVeveryevening.2.Doyoudoyourhomeworkeveryday？No，Idon’t.3.Doesshelikemilk？Yes，shedoes.4.DoesAmylikeplayingcomputergames?No,shedoesn’t.5.Wedon’tgotoschooleverymorning.6.Hedoesn’tspeakEnglishverywell.7.Whatdoyoulikeinthepark?8.WheredoesJohncomefrom?9.Isshealwaysagoodstudent?No,sheisn’t.10.SimonandDanieldon’tlikegoingskating.四、改错(划出错误的地方，将正确的写在横线上)1.IsyourbrotherspeakEnglish?_Is改成Does_________________2.Doeshelikesgoingfishing?___likes改成like_______________3.Helikesplaygamesafterclass.___play改成playing_______________4.Mr.WuteachsusEnglish.___teachs改成teaches_______________5.Shedon’tdoherhomeworkonSundays.___don’t改成doesn’t______________