【题目】—This is the refrigerator______ we had so much trouble.
—Get someone to repair it .
A.at whichB.of whichC.with whichD.to which
在线课程【答案】C
【解析】
考查定语从句。句意：——这就是我们那台老是出问题的冰箱。——找人修一下。短语have trouble with sth,在某事上有麻烦。先行词refrigerator在定语从句中作have trouble with的宾语，所以定语从句的关系代词which之前要加上介词with。故选C。