--Mr.Li,I found a watch on the playground.--You should try to find out ________.A.whose is the watch B.who is the owner of the watch C.whom does the watch belong to所给答案是B.为什么是B呢?

问题描述:

--Mr.Li,I found a watch on the playground.
--You should try to find out ________.
A.whose is the watch B.who is the owner of the watch C.whom does the watch belong to
所给答案是B.为什么是B呢?