题目内容：

Can you tell me the way ____ I can improve my English?A.in which B.which C.by which D.at whic
Can you tell me the way ____ I can improve my English?
A.in which B.which C.by which D.at which 答案ABCD 有什么区别

优质解答

区别是：只有 C 是正确的,其他都不对.
原因是：当 which 前有介词时,要看后面从句的动词,这条句子中的 improve
improve 改善、补强
improve my English ___ way of ...我能 “以（借助）” 什么方式来改善我的英语
空格该填什么介词,就是置于which 前的介词.