将下列句子从原句转为YES|NO问句(一般疑问句) 肯定句和否定句1、He is a student 2、They are in China.3、I have a toy 4、My mom has long hair

问题描述:

将下列句子从原句转为YES|NO问句(一般疑问句) 肯定句和否定句
1、He is a student 2、They are in China.
3、I have a toy 4、My mom has long hair