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1、精选优质文档-倾情为你奉上专题: 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not；3、 句中没有be动词和情态动词的，在动词前加dont或doesnt ； 句中动词为原形的，加dont .如： I like apples. I dont like apples. 句中动词为三单式的，加doesnt，并将三单式的动词还原成原形。如：He likes apples. He doesnt like apples. 时态为过去时的,要加didnt 而且动词过去
2、式要改为原形,例:I went to school yesterday .I didnt go to school yesterday .4.肯定句中的some在否定句中应改为any 如：There are some students in the classroom. There are not any students in the classroom.将下列各句改成否定句1、Toms brother is walking in the park._2、There are some books in the bookcase._3、The students of Class 5 are c
3、leaning the classroom._4、Im a student. 5、Stop and wait at a red light._ _6、Your father can ride a bike._7、They can play football after school._8、We come from China. _ 9、Touch the door._ 将下列否定句变肯定句1、Dont go at a red light. 2、Dont run on the ferry._ _3、I dont go to school. 4、The ferry doesnt work._ _5、Dont turn left on the road._专心-专注-专业