my advice you would not be in such a terrible situation nowA. Had you takenB. If you ta

问题补充：

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. Had you taken

B. If you take

C. Should you take

D. If you have taken

解析： 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。