学习必备欢迎下载一般现在时一、一般现在时的定义:表示现在经常性、习惯性、规律性的动作或者现在存在的状态的一种时态。二、一般现在时的用法分类例句1）表示现在经常性、习惯性、规律性的动作Igetupatsixo’clockeveryday.Igotoschoolat7:00everymorning.Ioftengotoschoolbybike.2）表示主语现在的特征或状态Iamateacher./Youareastudent./Heisapoliceman./Sheisadoctor./Iamhappy./Wearefamily./Maryis12yearsold.3）表示一般性事实、客观真理或格言Theearthmovesaroundthesun.LighttravelsfasterthansoundThesunisbiggerthantheearth.Failureisthemotherofsuccess.Practisemakesperfect.4)表示按规定或时间表预计将要发生的动作WearegoingtoShanghai,andourplanetakesoffat8:00.5)当主句为一般将来时态时，在if,assoonas,until,when等引导的状语从句中用一般现在时代替一般将来时。（主将从现）Ifitdoesn'trainthisafternoon,we'llhaveafootballmatch.Wewillstartassoonasyouareready.当一般现在时表示现在经常性、习惯性的动作时常连用的时间状语：1）表示频度的副词：always,often,usually,sometimes2）onSundays,onMondayafternoons,everyday/week/month/year等时间状语3）onceayear,twiceamonth,threetimesaweek等表示频度的词组三、一般现在时的构成1)谓语动词为be(am,is,are)（主语+be+其他）学习必备欢迎下载Iamateacher.Youareastudent.He/Sheisadoctor.2）谓语动词为实义动词（主语+do/does+其他）IlikeEnglish.(Chinese,Math,Science,History,Geography,Physics,Chemistry,Sociology)MikelikesEnglish.(Chinese,Math,Science,History,Geography,Physics,Chemistry,Sociology)MikespeaksgoodEnglish.Igotoschoolonfoot(byschoolbus,bybus,bybike).Lilygoestoschoolonfoot(byschoolbus,bybus,bybike).TonyoftenwatchesTVintheevening.Jackalwayswashesincoldwater.MikestudiesEnglish,Chinese,Mathatschool.Sonahasmusicaltalent.四、动词第三人称单数变化规则▲第三人称单数：he/she/it;可数名词单数；不可数名词.（口诀:不是你不是我，并且只有一个）规则动词原形动词第三人称单数形式例句一般情况加-slikeenjoylikesenjoysLisalikeswalkingdownthestreetandenjoysthesunshine.以__s,_x,_ch,_sh,_o___结尾的动词后加-espasswashwatchfixgopasseswasheswatchesfixesgoesHealwayswashesincoldwater.TonyoftenwatchesTVintheevening.Lilygoestoschoolonfooteveryday.以辅音字母加y结尾的动词，去y加-iesstudycrystudiescriesShestudiesChineseforleaningmorecultureofChina.MikestudiesEnglish,Chinese,Mathatschool.Don’ttakeanynoticeforNina,shealwayscriesfornothing.特殊形式havehasSonahasmusicaltalent.五、句型转换1、谓语动词为be动词学习必备欢迎下载否定：主语+be+not+其他一般疑问句：be+主语+其他（即将be提到句首）含be动词的一般现在时肯定句（我用am，你用are，is连着他她它,单数is复数are，不可数用is）Heis12yearsold.否定句（be后加not）Heisnot12yearsold.一般疑问句（be提至句首）Ishe12yearsold?回答Yes,heis./No,heisn't.2、谓语动词为实义动词肯定：主语+do/does+其他否定：主语+助动词do/does+not+动词原形+其他疑问：Do/Does+主语+其他回答：肯定：Yes,主语+do/does.否定：No,主语+do/does+not.行为动词（主语为非第三人称单数）肯定句IlikeJiaxin.否定句：动词前加助动词don'tIdon’tlikeJiaxin.一般疑问句：句首加助动词DoDoyoulikeJiaxin?回答Yes,Ido./No,Idon't.行为动词（主语为第三人称单数）肯定句MikelikesJiaxin.否定句：动词前加助动词doesn't,有助动动还原Mikedoesn’tlikeJiaxin.一般疑问句：句首加助动词DoesDoesMikelikeJiaxin?回答Yes,hedoes./No,hedoesn't.注意：don’t和doesn’t之后动词一定要用原形。课堂练习:一.句型转换：1.Lucylikesgoingskatingwithherfriends.学习必备欢迎下载否定句：_______________________________________________________Lucydoesn’tlikegoingskatingwithherfriends.一般疑问句：__________...
