It was in that office ____ Alice once worked ___ they met each other for the first time.

题目

It was in that office ____ Alice once worked ___ they met each other for the first time.
A.where,that
B.that,that
key:A
前一个空为什么不能看作是强调句?
Alice once worked in that office 为什么不能?

答案

可以这样说:It was in that office that Alice once worked.可是,再往下that they met each other for the first time这个部分又该作什么句子成分呢?告诉你,作什么成分都不可能.