If you were to do it,the result different.
A. will be
B. would be
C. should be
D. would have been
网友回答
A. will be
(答案→)B. would be
C. should be
D. would have been
解析： 考查虚拟语气。根据If you were to do it,可知是指将来，所以主句要用助动词would/could/should/might加动词原形结构。根据句意，结果可能会不同。should be应该是。would be可能是。所以选B。