一般現(xiàn)在時的陳述句,否定句ppt課件

1、 .陳說句一定句 .否認(rèn)句 1is amare21、普通動詞，在詞尾加、普通動詞，在詞尾加 s ; 如：如： work-works, live-lives, play-plays, sing- sings. eg: She lives in Ningbo. 她住在寧波。她住在寧波。2、以、以/s/ /z/ 等音素結(jié)尾的動詞，詞尾加等音素結(jié)尾的動詞，詞尾加 -es ，如詞尾為，如詞尾為e， 只加只加-s. 讀作讀作 /iz /如：如： teach- teaches, wash- washes. eg: My mother washes the coat.我母親洗了大衣。我母親洗了大衣。行為動詞行

2、為動詞do普通如今時第三人稱單普通如今時第三人稱單he,she,it) 的構(gòu)成規(guī)那么：的構(gòu)成規(guī)那么：2.行為動詞： DO 和DOES33.以輔音字母加以輔音字母加Y 結(jié)尾的詞，把結(jié)尾的詞，把Y變變I 在加在加ES，讀作，讀作ZStudy flystudiesflies 4.以輔音字母以輔音字母+O結(jié)尾的詞，普通情況是在詞尾加結(jié)尾的詞，普通情況是在詞尾加ES 讀作讀作Zgo do goesdoes5.特殊情況：特殊情況：have has 4getsgoeslivesdraws561.Be 動詞的否認(rèn)式動詞的否認(rèn)式: be + notI am a teacher. You are a worker

3、She is a doctorWe are friends.Im not a teacherYou arent a workerShe isnt a doctor.We arent friends.is not=isntare not=arent 否認(rèn)句72.(do)當(dāng)主語是單數(shù)第三人稱時，它與助動詞當(dāng)主語是單數(shù)第三人稱時，它與助動詞DOES有關(guān)，但是動詞謂語一定要恢復(fù)為有關(guān)，但是動詞謂語一定要恢復(fù)為原形。當(dāng)主語是其他人稱時，它與助動詞原形。當(dāng)主語是其他人稱時，它與助動詞DO有關(guān)。有關(guān)。I like English.She likes it very much.We go to work by

4、 bike.I dont like English.She doesnt like it very much.We dont go to work by bike.否認(rèn)句8Ex1. 將以下各句從一定式改為否認(rèn)式將以下各句從一定式改為否認(rèn)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.K

5、ate doesnt come from America.Kate doesnt work with Peter.I am not Chinese, and I am not a studentThey dont know each other.91.Be 動詞的否認(rèn)式動詞的否認(rèn)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

6、=arent 否認(rèn)句102.(do)當(dāng)主語是單數(shù)第三人稱時，它與助動詞當(dāng)主語是單數(shù)第三人稱時，它與助動詞DOES有關(guān)，但是動詞謂語一定要恢復(fù)為有關(guān)，但是動詞謂語一定要恢復(fù)為原形。當(dāng)主語是其他人稱時，它與助動詞原形。當(dāng)主語是其他人稱時，它與助動詞DO有關(guān)。有關(guān)。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.否認(rèn)句11Ex1. 將以下各句從一定式改為否認(rèn)式將以下各句從一定式改為否認(rèn)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