题目内容：

The financial crisis today is much more serious in comparison to ____ we faced many years ago.
A.that which B.which that C.what which D.which that
B 更正为 which what

优质解答

选A.that代表financial crisis,因为要避免枯燥的重复,所以用that代替.而后面要跟一个从句,先行词是that,所以用which引导.