问题
选择题
_____ my advice, you would not be in such a terrible situation now．
A．Had you taken
B．If you take
C．Should you take
D．If you have taken
答案
答案：A
考查虚拟语气。_____ my advice是省略if的虚拟语气，指的是过去的情况，所以用if you had done结构，而had是助动词，可以提到句首，省略if，变成had you done.所以选A。