1、Be 动词的一般现在时I a teacher.amHe a boy.isThey students.are1、表示客观真理或事实、表示客观真理或事实 I am a teacher.He is a boy.They are students.travelsmoves1、Light _(travel)faster than sound.2、The earth _(move)around the sun.be 动词一般现在时的句式结构动词一般现在时的句式结构肯定句：肯定句：I am a student.He is twelve.They are in the classroom.肯定句结构:主语+b
2、e动词+其他否定句：否定句：I am not a student.He is not a thirteen.They are not in the classroom.is not=isnt are not=arent否定句结构:主语+be动词+not+其他一般疑问句：一般疑问句：Are you a student?Is he twelve?Are they in the classroom?肯定回答：Yes,主语+be否定回答：No,主语+be not一般疑问句:Be动词+主语+其他？特殊疑问句：特殊疑问句：疑问词疑问词+一般疑问句一般疑问句Who are you?How old is he
3、?Where are they?特殊疑问句:特殊疑问词+be动词+主语+其他？我用我用am，你用，你用are，is连着他（连着他（he），她（），她（she），），它（它（it）;单数单数名词用名词用is，复数复数名词全用名词全用are；变疑问，往前提，句末问号莫丢弃。变疑问，往前提，句末问号莫丢弃。变否定，更容易，变否定，更容易，be后后not莫忘记莫忘记。疑问否定任你变，句首大写莫迟疑。疑问否定任你变，句首大写莫迟疑。总结一下：一、用一、用be动词的适当形式填空动词的适当形式填空1.Amy _ her sister.2.His name _ Kate.3.-What _ your phon
4、e number?-It _284-2942.4.-_ you Cara?-No,I _ Gina.5.Her brothers name _ John.isisisAreamisisPractice and Test实义动词的一般现在时MondayTuesdayWednesdayThursdayFridaySaturdaySundayalwaysusuallyoftensometimesseldomnever The girl often apples.These two boys usually apples.eatseat说说看看说说看看That boy always TV.Tim an
5、d his mother sometimes TV.watcheswatchThe girl often eats apples.These two boys usually eat apples.That boy always watches TV.Tim and his mother sometimes watch TV.动词三单形式eats,watches2、现在、现在经常性经常性的的动作动作或或状态状态1.如果主语是如果主语是 和和 动词不动词不用做任何变化，即仍然用用做任何变化，即仍然用动词原形动词原形表示：表示：名词复数名词复数第一人称第一人称例例 1)We usually go
6、to school at 7:30.我们通常我们通常7:30上学去。上学去。2)My parents give ten yuan to my sister every week.我父母每星期给我妹妹十元钱。我父母每星期给我妹妹十元钱。肯定句结构:主语+动词原形+其他否定句否定句:主语主语+dont+动词原形动词原形+其他其他 1.My parents give ten yuan to my sister every week.(改为否定句)My parents dont give ten yuan to my sister every week.2.We usually go to schoo
7、l by bus.(改为否定句)We usually dont go to school by bus.一般疑问句一般疑问句:Do+主语主语+动词原形动词原形+其他其他1.My parents give ten yuan to my sister every week.(改为一般疑问句并作肯定回答)Do your parents give ten yuan to my sister every week?Yes,they do.2.We usually go to school at 7:30.(改为一般疑问句并作否定回答)Do you usually go to school at 7:30
8、?No,they dont.肯定：Yes,主语+do.否定：No,主语+dont.2.主语是主语是 时，谓语动词要时，谓语动词要进行必要的变化。进行必要的变化。肯定句肯定句:主语主语+动词三单动词三单+其他其他 否定句否定句:主语主语+doesnt+动词原形动词原形+其他其他 一般疑问句一般疑问句:Does+主语主语+动词原形动词原形+其他其他 肯定回答肯定回答:Yes，主语，主语+does 否定回答否定回答:No，主语，主语+doesnt 特殊疑问句特殊疑问句:特殊疑问词特殊疑问词+一般疑问句一般疑问句 必要的，什么是第三人称单数呢？必要的，什么是第三人称单数呢？第三人称单数第三人称单数1.
9、人称代词he,she,it是第三人称单数1).He likes watching TV.他喜欢看电视.2).She has lunch at twelve.他十二点吃午餐.3).It looks like a cat.它看起来象只猫.2.单个人名单个人名.地名或称呼作主语时地名或称呼作主语时,是第三人称单数形式是第三人称单数形式.1).Han Mei watches TV with her mother.韩梅和她的母亲看电视.2).Beijing is the capital of China.北京是中国的首都.动词变三单变化规则1.一般情况下,直接加s work-works play-pla
10、ys rain-rains see-sees2.以 sh,ch,s,x或o结尾的词后加-es wash-washes teach-teaches fix-fixes do-does go-goes3.以辅音字母加以辅音字母加y结尾的结尾的,先把先把y变成变成i,再加再加es.如如:study-studies fly-flies carry-carries元音字母元音字母+y结尾直接加结尾直接加s 如如plays写出下列动词的第三人称单数形式写出下列动词的第三人称单数形式workstudy drivewashwatchflyspellspeaksaylikedohaveworksstudies
11、driveswasheswatchesfliesspellsspeakssayslikesdoeshasPractise Practice makes perfect!孰能生巧孰能生巧1._ you have a book?A Do B.Are C.Is D.Have2.Does Li Lei like to watch TV?_.A.Yes,he like.B.No,he doesnt .C.Yes,hed like.D.No,he likes.3.She doesnt _ her homework in the afternoon.A.doing B.to do C.does D.do4.
12、How _ Mr.Smith _ to England?A.do,go B.is,go C.does,go D.does,goes 5._ she _ home at six every day?A.Is,leave B.Does,leave C.Is,leaves D.Does,left6.I want_homework now.A.doingB.to doC.to do myD.do my7.Its time_.A.go to schoolB.play games C.to go homeD.to do my homeworks8-_you _the blackboard?-Yes,I can.A.Can,clean B.Am,cleaning C.Are,cleaningD.Do,clean
