Whose books are those?

Question

Whose books are those?
回答：They're Peter's.
为什么不能回答Those are Peter's.而只能说They are Peter's呢？

Answer 1

whose只能用于事物，不能用于人称。本回答被网友采纳

Answer 2

whose
are
those
books?
这个句子的意思是：那些书是谁的？
A
her
意思是她
B
him
意思是他
C
mr.smith’s意思是史密期先生的，
所以选C

Answer 3

这是英国人的习惯表达。就跟句子Are there any...? 答句用Yes, they are. 是一样的。