1.I can cook food（对划线部分提问）cook food是划线部分.
问题描述：
1.I can cook food（对划线部分提问）cook food是划线部分.
2.Helen studies chinese on friday evenings (改为否定句)3.My dirthday is on may the eighth.(改为一般疑问句,并作否定回答)4.are there any pictures on the walls of your bedroom?(做肯定回答)
答
What can you do? Helen doesn't study chinese on friday evenings .Is your birthday on May the eighth? No,it isn't.Yes,there are.