The employee has tried every way____he has found but still can't solve the problem
问题描述：
The employee has tried every way____he has found but still can't solve the problem
A.in which B.how C.what D.不填
答
every way在定语从句he has found中做found的宾语,所以这是一个关系代词that 或which引导的定语从句,这是that 和which可以省略.
答案既没有that也没有which,所以只能选择不填