This is the school ____I worked seven years ago.A.in which  B.in that  C.which D.that

问题描述:

This is the school ____I worked seven years ago.A.in which  B.in that  C.which D.that

答案选A
这是一个定语从句
所以从句是:I worked (in the school)seven years ago
school就用which 代替了,所以要加in which那如果是This is the school which i worked in seven years ago可以吗?