she is putting a picture of her family

问题描述:

she is putting a picture of her family
she is putting a picture of her family on the front.改为否定句,一般疑问句,肯定回答,否定回答.

否定is改为isn't
疑问把is提到开头剩下不变
肯定回答,yes,she is
否定回答,no,shi isn't