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1、,小学英语否定句,肯定句改写否定句,第一类：含有is,am,are的句子，直接在is,am,are后面加not,主语+be（amisare）+not Iamnot=Imnot isnot=isnt arenot=arent例如：IamJack.-IamnotJack.-ImnotJack.Sheisadoctor.-Sheisnotadoctor.Itisasunnyday.-Itisnotasunnyday.,第二类：含can的情态动词的句子,在can后面直接加not，cannot=cant例如：Thebirdcanfly.-Thebirdcan notfly.Icandance.-Ican
2、notdance.,第三类：含实意动词的句子变否定句，在do或does后面加not主语+do（does）not+动词原形例如：Igetupat7:00everymorning.-Idontgetupat7:00everymorning.Grandmaoftengoestotheparkinthemorning.-Grandmadoesntoftengototheparkinthemorning.,I have many books.-I dont have many books.He has a pencil.-He doesnt have a pencil.,第四类：祈使句改为否定句，在动词
3、前加do not/dont,如：Open the door,please.-Dont open the door,please.Please come to my home on foot.-Please dont come to my home on foot.特殊：Let me/us+动词原形+改为否定句，在动词前加 not 即可。如：Let me close the door.-Let me not close the door.Let us go to the park this afternoon.-Let us not go to the park this afternoon.,
4、第五类：有情态动词的句子，直接在动词后加not 即可，有some 改为any，如：He can speak English.-He can not speak English.,练习及巩固,1.Miss Green is a good teacher.Miss Green isnt/is not a good teacher.2.The students name is Li Wei.The students name isnt/is not Li Wei.3.The story is so interesting.The story isnt/is not so interesting.4.
5、We are all from China.We arent/are not all from China.5.The boy in the room is my brother.The boy in the room isnt/is not my brother.,6.There is an apple in the girls hand.There isnt/is not an apple in the girls hand.7.There are five boxes in the picture.There arent/are not five boxes in the picture
6、.8.There is some tea in the cup.There isnt/is not some tea in the cup.9.There are some American in the city.There arent/are not some American in the city.10.There are two pens and a pencil in the pencil box.There arent/are not two pens and a pencil in the pencil box.,11.Lingling can speak good Engli
7、sh.Lingling cant/can not speak good English.12.The students can play football after school.The students cant/can not play football after school.13.Our teacher Mr.Zhang can play ping-pong.Our teacher Mr.Zhang cant/can not play ping-pong.14.I can help you with your English.I cant/can not help you with
8、 your English.15.He can use this bike.He cant/can not use this bike.,16.Id like to have a try.I would not/wouldnt like to have a try.17.You may go home now.You may not go home now.18.I must work hard.I mustnt/must not work hard.19.We should obey the traffic rules.We shouldnt/should not obey the traf
9、fic rules.20.The boys will have a football match.The boys will not/wont have a football match.,21.Her room has two big windows.Her room doesnt/does not have two big windows.22.I have a new bag.I dont/do not have a new bag.23.Jim has a beautiful car.Jim doesnt/does not have a beautiful car.24.Jack an
10、d sister have a bike.Jack and sister dont/do not have a bike.25.Amy and I have some nice pictures.Amy and I dont/do not have some nice pictures.,26.I like painting.I dont/do not like painting.27.I go to school on foot.I dont/do not go to school on foot.28.Mike goes to school by bus.Mike doesnt/does
11、not go to school by bus.29.The students do morning exercises every day.The students do not/dont do morning exercises every day.30.They want to walk on the moon.They dont/do not want to walk on the moon.,31.There are some apples in the box.There arent/are not some apples in the box.32.My sister can r
12、ide a bike.My sister cant/can not ride a bike.33.The boys in the playground are thirsty now.The boys in the playground arent/are not thirsty now.34.The teacher has a new car.The teacher doesnt/does not have a new car.35.We read English every morning.We dont/do not read English every morning.,36.Mary
13、 likes monkeys very much.Mary doesnt/does not like monkeys very much.37.There is some water in the glass.There isnt/is not any water in the glass.38.Wed like to have some fish for lunch.We would not/wouldnt like to have some fish for lunch.39.The girls like dancing.The girls dont/do not like dancing
14、.40.Sarah can do Chinese Kung fu.Sarah cant/can not do Chinese Kung fu.,41.My coat is pretty.My coat isnt/is not pretty.42.This is a good film.This isnt/is not a good film.43.The ice-cream is so delicious.The ice-cream isnt/is not so delicious.44.They are going to the cinema this evening.They arent/are not going to the cinema this evening.45.He is doing homework.He isnt/is not doing homework.,
