英语一般现在时课件ppt.ppt
篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统The Simple Present Tense一般现在时一般现在时篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统一般现在时(P111)定义:(1)表示客观事实或普遍真理 e.g.The earth goes around the sun.(2)表示事实和现在时间段里经常反复发生或习惯性的动作或存在的状态 e.g.He gets up at six every day.常用频度副词:always(总是),usually(通常),often(经常),sometimes(有时),every(每)篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统Discovering Language AFFIRMATIVE FORM(肯定式肯定式)I like fish.NEGATIVE FORM(否定式否定式)QUESTION FORM(疑问式疑问式)I dont like fish.Do you like fish?篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统Discovering Language AFFIRMATIVE FORM(肯定式肯定式)You get up early every day.NEGATIVE FORM(否定式否定式)QUESTION FORM(疑问式疑问式)You dont get up early every day.Do you get up early every day?篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统Discovering Language AFFIRMATIVE FORM(肯定式肯定式)We study English.NEGATIVE FORM(否定式否定式)QUESTION FORM(疑问式疑问式)We dont study English.Do you study English?篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统Discovering Language AFFIRMATIVE FORM(肯定式肯定式)They come from China.NEGATIVE FORM(否定式否定式)QUESTION FORM(疑问式疑问式)They dont come from China.Do they come from China?Good work!Open your books.Lets read the blank on P15.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统When do we usework and works?READ THE AFFIRMATIVE FORMWorks is used with he,she and it.Work is used with other persons.(主语为第三人称单数时,谓语动词s)篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统When do we useDo and Does?READ THE NEGATIVE FORMDo and Does are used in Yes-No questions.(Do 和Does 用在疑问句中,主语为三单时疑问词用Does)篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统When do we usedont and doesnt?READ THE QUESTION FORMdont and doesnt are used in negative sentences.(dont 和doesnt 用在否定句中,主语为三单时否定词用doesnt)注意:否定句和疑问句中的行为动词仍为原形!注意:否定句和疑问句中的行为动词仍为原形!篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统Discovering Language AFFIRMATIVE FORM(肯定式肯定式)They come from China.NEGATIVE FORM(否定式否定式)QUESTION FORM(疑问式疑问式)They dont come from China.Do they come from China?He comesHe doesnt Does heYes,he does./No,he doesnt.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统Discovering Language AFFIRMATIVE FORM(肯定式肯定式)It NEGATIVE FORM(否定式否定式)QUESTION FORM(疑问式疑问式)It doesnt come from China.Does it come from China?It comes from China.Yes,it does./No,it doesnt.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统More exercisesAFFIRMATIVE FORM(肯定式肯定式)Julia knows Li Hui.NEGATIVE FORM(否定式否定式)QUESTION FORM(疑问式疑问式)knowsJulia doesnt know Li Hui.Does Julia know Li Hui?Yes,she does./No,she doesnt.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统More exercisesAFFIRMATIVE FORM(肯定式肯定式)NEGATIVE FORM(否定式否定式)She doesnt like sports.QUESTION FORM(疑问式疑问式)Does she like sports?She likes sports.Yes,she does./No,she doesnt.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统More exercisesAFFIRMATIVE FORM(肯定式肯定式)NEGATIVE FORM(否定式否定式)QUESTION FORM(疑问式疑问式)Does Linda often go to the English Corner?Linda doesnt often go to the English Corner.Linda often goes to the English Corner.Yes,she does./No,she doesnt.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统当主语为第三人称单数时,谓语动词需作相应变化:当主语为第三人称单数时,谓语动词需作相应变化:1)多数动词后直接加s,(注意发音)e.g.jump give get jumpsgivesgets2)以字母o,s,x,ch,sh结尾的动词后加es,以o结尾的读作/Z/,其余的读作/IZ/e.g.do does miss misses fix fixes watch watches wash washes3)动词末尾y前为辅音字母时,则变y为i,再加es,读作/IZ/,e.g.try tries 但在动词末尾的y前为元音字母时,则只加s,读作/Z/,e.g.play plays buy buys enjoy enjoys say says篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统More exercisesWork Book:(P7)Language Focus /EX.2,3Be Quick!篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统在have作谓语动词的句子中,需加上助动词才能将其改写成否定句和一般疑问句。如果have解释为“有”,则(have=have got),可不用加助动词do。We have breakfast at home.(改成否定句)We dont have breakfast at home.(have 解释为“吃”)I have a bad cold.(改成疑问句)Do you have a bad cold?(have解释为“得病”)You have a nice bag.=You have got a nice bag.(改成否定句和疑问句)(have解释为“有”)You dont have a nice bag.=You havent got a nice bag.Do you have a nice bag?=Have you got a nice bag?篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统在has作谓语动词的句子中,需加上助动词才能将其改写成否定句和一般疑问句。如果has解释为“有”,则(has=has got),可不用加助动词does。He has lunch at school.(改成否定句)He doesnt have lunch at school.(has 解释为“吃”)She has an English class every day.(改成疑问句)Does she have an English class every day?(has解释为“上课”)Li Ming has a pen.=Li Ming has got a pen.(改成否定句和疑问句)(has解释为“有”)Li Ming doesnt have a pen.=Li Ming hasnt got a pen.Does Li Ming have a pen?=Has Li Ming got a pen?篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统Make sentenceswork hard;get up early every day;often watch TV;know Linda;come from Australia;go to the English Corner every day have a drinke.g.I get up early every day.I dont get up early every day.Do you get up early every day?He gets up early every day.He doesnt get up early every day.Does he get up early every day?