把肯定句改成否定句[1].

1、专题：把肯定句改成否定句 把肯定句改成否定句分以下情况：1、句中有be动词的，在be动词后加not ；2、句中有情态动词的（can ,should， must ，would），在情态动词后面加 n ot ；3、 句中没有be动词和情态动词的，在动词前加 don'或doesn' ；t 句中动词为原形的，力卩don'如:I like apples. I do_n' like apples. 句中动词为三单式的，力卩does n't，并将三单式的动词还原成原形。女口： He likes apples. He doesn' t like apples.

2、时态为过去时的，要加didn ' t而且动词过去式要改为原形，例:l went to school yesterday . I didn ' t go to school yeaterday .4、肯定句中的some在否定句中应改为any女口： There are some students in the classroom. There are not any stude nts in the classroom.将下列各句改成否定句1、 Tom s bother is walking in the park.2 His father is drivi ng a bus.3

3、The stude nts of Class 5 are clea ning the classroom.4 Their dog is playi ng in the room.5、Tom and Mary are friends.6、These buses are new.7、There are some books in the bookcase.8、There is a banana in the box.9、I ' m a student.10、She is a farmer.11、Your father can ride a bike.12、Mr. Li can draw p

4、ictures.13、They can play football after school.14、I can go to Shan ghai Zoo.15、You should climb the tree.16、We come from China.17、It ' s time for sports.18、We like the mask.19、He likes the violin.20、Have some bread, Tom.21、Please ope n your books.22、I like Chinese Maths、Art and PE.23、Liste n to the radio, please.24、Kick the ball to me.25、Peter, drink some juice, please.26、Please watch TV.27、I am a bus dr