题目内容：

What is the way you thought of _______ the problem?
A.working out B.to work out C.working at D.to work at
为什么不是A?

优质解答

因为lz你被定语you thought of迷惑住~\(≧▽≦)/~啦啦啦
you thought of是限定the way 可以忽略不看的话
则是固定短语 the way to do sth 表示做某事的方式