—gloves are these? —Sorry. I don’t know. A. WhoB. WhomC. Whose　D. Who’s

问题补充：

—gloves are these?

—Sorry. I don’t know.

A. Who

B. Whom

C. Whose

D. Who’s

答案：

A. Who

B. Whom

(答案→)C. Whose

D. Who’s

解析：句意:-这些是谁的手套？-对不起，我不知道。根据句意可知，这里是在问这是谁的手套，whose 谁的；who 谁，主格；whom 谁，宾格；who’s 是who is 的缩写，意思是谁是。故选C。