问题
选择题
___ for the fact that you were lazy, you could have finished the assignment by now.
A．It were not
B．Weren’t it
C．Had it not been
D．Had not been
答案
答案：C
考查虚拟语气。根据语境可知为对过去事实相反的虚拟语气，故从句用had + v过去分词，Had it not been =" if" it had not been，选C。