Question

【题目】Mary lives in the room,the door ___opens east

A.of it

B.of which

C.of that

D.whose

Answer 1

【答案】B

【解析】句意：玛丽住在门朝东的那个房间。定语从句中the+名词+of which/whom就相当于whose+名词，of为介词。