These books are very expensive.改为感叹句 ____ ___ ___ they are!
问题描述：
These books are very expensive.改为感叹句 ____ ___ ___ they are!
答
两种：
What expensive books（these are）！
How expensive these books are！
答
What expensive these books
答
【What expensive books】 they are!
答
How expensive these books are!