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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)teachers.,is,am,are,
2、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.以辅音字母加Y 结尾的词，把Y变I 在加ES，读作Z,Study fly,studies,flies,4
3、.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;have,looks;goes;gives;flies;has,gets,goes,lives,draws,Eg:1.I get up at
4、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 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,2.
5、(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.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
6、PeterI 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 student,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 workerShe is
7、 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,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.
8、We dont go to work by bike.,否定句,Ex1.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 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 student,They dont know each other.,
