一般现在时的陈述句,否定句

1、,一般现在时态,.陈述句（肯定句） .否定句,一般现在时态的陈述句,概念：一般现在时态表示的是经常反复发生的动作或存在的状态。,Eg: I am a teacher . You are a worker. She/He is a student . We/You/They are students.,1.Be 的用法： I用 am， you用are， is用于他(he)、她(she) 、它(it)，复数(we,you,they)全部都用 are.,练习: 1.Paul (be) a teacher. 2.I (be) 30 years old 3.Her parents both (be) t

2、eachers.,is,am,are,1、一般动词，在词尾加 s ; 如： work-works, live-lives, play-plays, sing- sings. eg: She lives in Ningbo. 她住在宁波。 2、以/s/ /z/ 等音素结尾的动词，词尾加 -es ，如词尾为e， 只加-s. 读作 /iz /如： teach- teaches, wash- washes. eg: My mother washes the coat.我母亲洗了大衣。,行为动词do一般现在时第三人称单（he,she,it) 的构成规则：,2.行为动词： DO 和DOES,3.以辅音字母

3、加Y 结尾的词，把Y变I 在加ES，读作Z,Study fly,studies,flies,4.以辅音字母+O结尾的词，一般情况是在词尾加ES 读作Z,go do,goes,does,5.特殊情况：,have has,EX2 1.Tom often_( get ) up at six in the morning 2. The earth _( go) around the sun . 3.Marys parent _(live ) in Beijing . 4. She _ (draw) very well.,Ex1. 写出下列词的单三形式： look; go; give; fly; hav

4、e,looks; goes; gives; flies; has,gets,goes,lives,draws,Eg: 1.I get up at six in the morning. 我在早上六点钟起床。,2.You go to work at eight . 你在八点去上班。,3.Tom goes to school by bike. 汤姆骑自行车去学校。,II 一般现在时的否定式,1.Be 动词的否定式: be + not,I am a teacher. You are a worker She is a doctor We are friends.,Im not a teacher Y

5、ou arent a worker She isnt a doctor. We arent friends.,is not=isnt are not=arent,否定句,2.(do)当主语是单数第三人称时，它与助动词DOES有关，但是动词谓语一定要恢复为原形。当主语是其他人称时，它与助动词DO有关。,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,Ex1

6、. 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 Peter I am Chinese, and I 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 studen

7、t,They dont know each other.,II 一般现在时的否定式,1.Be 动词的否定式: be + not,I am a teacher. You are a worker She is a doctor We are friends.,Im not a teacher You arent a worker She isnt a doctor. We arent friends.,is not=isnt are not=arent,否定句,2.(do)当主语是单数第三人称时，它与助动词DOES有关，但是动词谓语一定要恢复为原形。当主语是其他人称时，它与助动词DO有关。,I like English. She likes it very much. We go to work by bike.,I dont like English. She