[who 或 which 的所有格]
Whose picture is it?
这是谁的画?
Whose car was stolen must be made clear.
必须查清楚是谁的车被偷了。
I wonder whose these keys are.
我想知道这些钥匙是谁的。
The first thing we should discuss is whose home is the nearest to school.
我们应该讨论的第一件事是,谁家离学校最近。
Workers built shelters for survivors whose homes had been destroyed.
救援人员为那些家园被毁的幸存者盖起了避难所。
The school shop, whose customers are mainly students, is closed for the holidays.
这个学校商店的顾客主要是学生,它在假期时不营业。