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1、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
2、./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,assoona
3、s,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)
4、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)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.(Chin
5、ese,Math,Science,History,Geography,Physics,Chemistry,Sociology)MikespeaksgoodEnglish.Igotoschoolonfoot(byschoolbus,bybus,bybike).Lilygoestoschoolonfoot(byschoolbus,bybus,bybike).TonyoftenwatchesTVintheevening.Jackalwayswashesincoldwater.MikestudiesEnglish,C
6、hinese,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-espasswashwatchfixgopasseswas
7、heswatchesfixesgoesHealwayswashesincoldwater.TonyoftenwatchesTVintheevening.Lilygoestoschoolonfooteveryday.以辅音字母加y结尾的动词,去y加-iesstudycrystudiescriesShestudiesChineseforleaningmorecultureofChina.MikestudiesEnglish,Chinese,Mathatschool.Don’ttakeanynoticeforNin
8、a,shealwayscriesfornothing.特殊形式havehasSonahasmusicaltalent.五、句型转换1、谓语动词为be动词否定: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)Heisnot1