He's reading a book under a tree.对划线部分提问under a tree划的线是不是应该变成：Where is he reading a book?但是不都说第三人称 应该用dose 做助动词吗那这样改可以吗：Where does he read a book?

Question

He's reading a book under a tree.对划线部分提问
under a tree划的线
是不是应该变成：Where is he reading a book?
但是不都说第三人称 应该用dose 做助动词吗
那这样改可以吗：Where does he read a book?

Answer 1

这句话的意思是他正在一棵树下读书.
如果要对under a tree提问,那么就应该问他在哪里看书?
就是where is he reading?
问在哪里,是where+be结构