你好,很高兴能够在这里回答你的问题,这道题的正确答案应该为：
We have to leave the cellphones at home on shcool days.
Do you have to leave the cellphones at home on shcool days?
Yes ,we do.
上面已经改为一般疑问句了,这里应该是改为特殊疑问句了吧
When do you have to leave the cellphones at home ?
你好,很高兴能够在这里回答你的问题,这道题的正确答案应该为：
We have to leave the cellphones at home on shcool days.
Do you have to leave the cellphones at home on shcool days?
Yes ,we do.
上面已经改为一般疑问句了,这里应该是改为特殊疑问句了吧
When do you have to leave the cellphones at home ?