把肯定句改成否定句[1].

1、專題：把肯定句改成否定句 把肯定句改成否定句分以下情況：1、句中有be動詞的，在be動詞后加not ；2、句中有情態(tài)動詞的（can ,should， must ，would），在情態(tài)動詞后面加 n ot ；3、 句中沒有be動詞和情態(tài)動詞的，在動詞前加 don'或doesn' ；t 句中動詞為原形的，力卩don'如:I like apples. I do_n' like apples. 句中動詞為三單式的，力卩does n't，并將三單式的動詞還原成原形。女口： He likes apples. He doesn' t like apples.

2、時態(tài)為過去時的，要加didn ' t而且動詞過去式要改為原形，例:l went to school yesterday . I didn ' t go to school yeaterday .4、肯定句中的some在否定句中應改為any女口： There are some students in the classroom. There are not any stude nts in the classroom.將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