Question

whose book is that

怎么回答？

Answer 1

whose book is that 意为 那是谁的书

whose
[英][hu:z][美][huz]
pron.谁的; 那个人的，那些人的; 他的，他们的;

双语例句
1 I don't care whose father he is.
我不在乎他是谁的父亲。
2 Whose side are you on?
你是哪一边的？
3 Whose car is this?
这是谁的车？
4 Whose house is this?
这是谁的房子？
5 Whose fault is that?
那是谁的错呢？

以特殊疑问词开头，对句中某一成分提问的句子叫特殊疑问句。常用的疑问词有：what 、who 、whose 、which 、when 、where 、how 、why等。

Answer 2

Whose book is that ? It's mine.
那是谁的书？是我的书。

Whose book is that? --- It's Mike's.
那是谁的书？ —是迈克的。

Answer 3

那是谁的书？ It's mine/my book/my

Answer 4

那是谁的书？