问题
选择题
There was a traffic jam; otherwise I ____ here on time.
A．would be
B．had been
C．should be
D．would have been
答案
答案：D
考查虚拟语气。这是一个含蓄条件句otherwise="If" there had not been a traffic jam.因为前面是一个过去时，所以这里是表示和过去相反的虚拟语气，主句里面用情态动词+have done.