Paul has to eat outside.和They can wear hats in the hall.改为一般疑问句
问题描述：
Paul has to eat outside.和They can wear hats in the hall.改为一般疑问句
答
1、Does Pual have to eat outside?首先因为Paul是第三人称单数,因此要用does提问.has的原型是have意思：保罗必须在外边吃饭吗?2、Can they wear hats in the hall?祈使句直接将情态动词提前即可.意思：他们能在大厅...