1、一般现在时的句形转换,Designed by Sun Qi,一般现在时的陈述句,肯定句,1, I am a student. 我是一个学生2, I do homework every day.我每天做作业,目前,我们学到的一般现在时的动词就只有两种,be(是)动词和行为动词(有实际动作的,比如打,做,玩),请同学们讲一下,上面哪句是be动词,哪句是行为动词.,否定句,1,我不是一个学生,I am not a student.,I do not do homework every day.,2, 我每天不做作业,我们先来看一下第一种be动词的否定句是怎么转换的,Be动词的否定句,1,我不是一个学
2、生,I am a student.,not,当句子的动词为be动词的三种形式am ,is ,are时,否定句就是在am,is,are后面加否定词not.,We are students.我们是学生,We are not students.,You are a teacher.你是一个老师,You are not a teacher.,You are pilots.你们是飞行员,You are not pilots.,He is a cook.他是个厨师,He is not a cook.,She is a shop assistant.她是一个店员,She is not a shop assi
3、stant.,It is a dog.它是条狗,It is not a dog.,They are apples.它们是苹果,They are not apples.,把肯定句改成否定句,行为动词(又称实意动词)的转换方式.,我每天不做作业,I do do homework every day.,not,当句子的动词为行为动词时,变否定句的过程为,1,判断动词是否第三人称单数形式,2,如果是第三人称单数(he,she,it,人名)作主语,把行为动词变成原型,再在行为动词前面加上助动词do的第三人称单数形式does,再加否定词not,简写doesnt.,He plays football eve
4、ry morning.,He football every morning.,play,does,not,3,如果不是第三人称单数,在行为动词前面加上助动词do,再加否定词not,简写dont,They play football every morning.,They football every morning.,play,do,not,I do homework.,I do not do homework,You have lunch.,You do not have lunch,He stays at home,He does not stay at home.,She likes a
5、pples,She does not like apples.,It has fish.,It does not have fish,They play basketball.,They do not play basketball.,把肯定句改成否定句,一般现在时的疑问句,一般疑问句,示例: Are you a teacher.,Be动词的肯定句转一般疑问句的转换规则: 把Be动词放在句首(主语前面),两个主语要相应的变化,I变You, we变you.使翻译通顺.同时,be动词要根据变化后的来定,比如I am a teacher变成Are you a teacher.,We are stud
6、ents.我们是学生,Are you students?,You are a teacher.你是一个老师,Are you a teacher?,You are pilots.你们是飞行员,Are you pilots?,He is a cook.他是个厨师,Is he a cook?,She is a shop assistant.她是一个店员,Is she a shop assistant?,It is a dog.它是条狗,Is it a dog?,They are apples.它们是苹果,Are they apples?,把肯定句改成一般疑问句,一般疑问句,he football e
7、very day?,行为动词的肯定句转一般疑问句的转换规则: 判断主语是否为第三人称单数,是的话,行为动词变成原型,在主语前加助动词does.,肯定句:he plays football every day,Does,play,you football every day?,如果不是第三人称单数,行为动词变成原型,在主语前加助动词do.两个主语要相应的变化,I变You, we变you.使翻译通顺.,肯定句:We play football every day,Do,play,I do homework.,Do you do homework?,You have lunch.,Do you ha
8、ve lunch?,He stays at home,Does he stay at home?,She likes apples,Dose she like apples?,It has fish.,Does it have fish?,They play basketball.,Do they play basketball?,把肯定句改成一般疑问句,特殊疑问句,示例: When is your birthday?,以疑问词what,when,where,how,how many,how much等开头的疑问句,称为特殊疑问句. What用于问什么或职业?when问时间,where问地点,
9、how问情况或感觉,how many问数量,how much问数量或钱.,特殊疑问句,示例: When is your birthday?,结构和一般疑问句基本一样,不同之处,在于用疑问代替了原来句子中的一部分要问的. 变形方法与一般疑问句一模一样.,It is a cat,What is it?,I am a teacher.,What are you? What do you do?,There are twenty students in the school.,How many students are there in the school.,There is some milk in the bottle.,How much milk is there in the bottle?,就红字部分提问,
