一般现在时句型转换(课堂PPT)课件.ppt

1、1一般现在时句型转换 .陈述句（肯定句）陈述句（肯定句） .否定句否定句 .一般疑问句一般疑问句 .特殊疑问句特殊疑问句 .选择疑问句选择疑问句.反意疑问句反意疑问句3is amare Be 动词动词41、一般动词，在词尾加、一般动词，在词尾加 s ; 如：如： work-works, live-lives, play-plays, sing- sings. eg: She lives in Ningbo. 她住在宁波。她住在宁波。2、以、以/s/ /z/ 等音素结尾的动词，词尾加等音素结尾的动词，词尾加 -es ，如词尾为，如词尾为e， 只加只加-s. 读作读作 /iz /如：如： teac

2、h- teaches, wash- washes. eg: My mother washes the coat.我母亲洗了大衣。我母亲洗了大衣。行为动词行为动词do一般现在时一般现在时第三人称单（第三人称单（he,she,it) 的构成规则：的构成规则：2.行为动词： do 和does53.以辅音字母加以辅音字母加Y 结尾的词，把结尾的词，把Y变变I 在加在加ES，读作，读作ZStudy flystudiesflied 4.以辅音字母以辅音字母+O结尾的词，一般情况是在词尾加结尾的词，一般情况是在词尾加ES 读读作作Zgo do goesdoes5.特殊情况：特殊情况：have has 61.

3、Be 动词的否定式动词的否定式: be + notI am a teacher. You are a workerShe is a doctorWe are friends.Im not a teacherYou arent a workerShe isnt a doctor.We arent friends.is not=isntare not=arent 否定句72行为动词行为动词主语是主语是I/we/you/they/复数名词复数名词，在动词前加，在动词前加dont(do not).主语是主语是he/she/it/单数名词单数名词/不可不可数名词数名词，在动词前加，在动词前加doesnt

4、 (does not），动），动词用原形。词用原形。I like English.She likes it very much.We go to work by bike.I dont like English.She doesnt like it very much.We dont go to work by bike.否定句8Ex1. 将下列各句从肯定式改为否定式将下列各句从肯定式改为否定式I talk to Peter because I like him.Kate comes from America. Kate works with PeterI am Chinese, and I

5、am a student.They know each other.I dont talk to Peter because I dont like him.Kate doesnt come from America.Kate doesnt work with Peter.I am not Chinese, and I am not a studentThey dont know each other.9概念：用概念：用 yes 或或 no 来回答的疑问句叫做一般疑问句。来回答的疑问句叫做一般疑问句。一般疑问句句首的第一个词一般读得比较重。一般疑问句句首的第一个词一般读得比较重。III一般疑问

6、句一般疑问句I am a teacher. Are you a teacher?You are a worker. Are you a worker?He is a student. Is he a student?We are friends. Are you friends?1.对于对于be 动词，疑问句要求把动词，疑问句要求把be 提提前，第一人称（前，第一人称（I/we）变成第二人称，）变成第二人称，随之随之am变成变成are.疑疑问问句句2.对于实意动词，疑问句要求是：当主语是对于实意动词，疑问句要求是：当主语是I/we/you/they/复数名词复数名词时，句子前面加时，句子前面加

7、Do；当主语是当主语是he/she/it/单数名词单数名词/不可数名词不可数名词时，时，句前加句前加Does ，并把动词变成动词原形。第，并把动词变成动词原形。第一人一人(I/we) 称换第二人称称换第二人称(you)。I often go there.You like the music.He goes to work by bus .They like it.Do you often go there ?Do you like the music.?Does he go to work by bus ?Do they like it?11请把下列句子变成否定句和疑问句。 The sun r

8、ises in the east. 2.Tom gets up at six in the morning. 3. They live in Shanghai. 4. I am a student.The sun doesnt rise in the east.Does the sun rise in the east?Tom doesnt get up at six in the morning.Does Tom get up at six in the morning?They dont live in Shanhai.Do they live in Shanhai?I am not a

9、student. Are you a student?12一般现在时中将肯定句变成否定句或一般疑问句：be 动词 be + not Be 提前 ？ 否定句否定句一般疑问句一般疑问句13行为动词（do does） 两种判断方法看主语 I/we/you/they/复数名词 （用do) he/she/it/单数名词/不可数名词 (用does 动词变原形）看谓语动词 谓语是原形（用do) 谓语不是原形（用does 动词变原形) 14. 特殊疑问句特殊疑问句特殊疑问句在考试中涉及的比较多，主特殊疑问句在考试中涉及的比较多，主要以要以选择选择和和转换句型转换句型为主，首先要掌握为主，首先要掌握一些常用疑问

10、词的意思一些常用疑问词的意思如：如：what（什（什么）么）,when, what time（什么时间）（什么时间）, who（谁）（谁）, where（在哪里）（在哪里）, why（为什（为什么）么）, how（怎样）（怎样）, how many+可数名词可数名词的复数（多少），的复数（多少）， how long（多长时（多长时间）间）, how often（多久一次）（多久一次） 等，其次等，其次掌握它的掌握它的语序语序，即就是特殊疑问词，即就是特殊疑问词+一般一般疑问句语序（疑问句语序（Who）除外）除外15一、疑问词一、疑问词+ 一般疑问句句序：一般疑问句句序：What do you

11、want? I want the books on your desk.特殊疑问句的语序 二，与陈述句的语序同： （疑问词作主语或修饰主语) Who gives you the present. Mr. Wang gives me the present. What is in the box? Whose book is on the desk?16变特殊疑问句分为三步：一定一定 根据划线部分确定特殊疑问句，根据划线部分确定特殊疑问句，并代替划线部分并代替划线部分二变二变 将句子变成一般疑问句（前面已讲）将句子变成一般疑问句（前面已讲）三提三提 将特殊疑问词提前将特殊疑问词提前17My bo

12、ok is on the desk.Is your book where?Where is your book? He gets up at six in the morning.Does he get up when in the morning?When does he get up in the morning?wherewhen18 Tom goes to school every day by bike.1.就就Tom 提问提问 2.就就goes to school提问提问 3.就就by bike提问提问 Ex.请做练习。请做练习。1.Who goes to school every day by bike?2.What does Tom do every day by bike ?3.How does Tom go to school every day?