He has to do his homework first.改为一般疑问句.The weather is nice today,——?反意疑问句.Mary visits her parents once a month.对once a month提问.
问题描述：
He has to do his homework first.改为一般疑问句.The weather is nice today,——?反意疑问句.
Mary visits her parents once a month.对once a month提问.
答
Does he have to do his homework first?
isn't it?
HOw often Mary visit her parents?
答
Does he have to do his homework first?
isn't it
How often does Mary visit her parents?
绝对正确噢O(∩_∩)O~
答
Does he have to do his homework first?
The weather is nice today,isn't it?
How often does Mary visit her parents?
答
Does he have to do his homework first?
The weather is nice today,isn't it？
How often does Mary visit her parents ?