The traffic accident wouldn’t have happened yesterday,but the driver really care
来源：网络
时间：
推荐文章
The traffic accident wouldn’t have happened yesterday,but the driver _________ really careless.?
A.had been B.is
C.were D.was?
试题答案
D?
解析:
由题干句可知,这里谈论的是过去（yesterday）发生的事情,所以应用一般过去时。这道题是真实和虚拟混用的范例。