they help their parents do some housework.改成否定句和一般疑问句(和回答)
问题描述：
they help their parents do some housework.改成否定句和一般疑问句(和回答)
答
They don't help their parents do any housework.
Do they help their parents do any housework?
Yes.They do.
No.They don't.
some当一些讲时,用于肯定句,而否定句疑问句要用any