问题
选择题
---I’m sorry! I would have taken him to hospital if I had known he was seriously ill.
--- But ______ .
A．you didn't
B．you hadn't
C．he wasn't
D．you aren't
答案
答案：A
题目分析:考查动词时态。从上句的虚拟语气可知说话人是对过去已经发生事情的后悔遗憾，所以回答应该是针对过去的事实。句意：---真对不起！如果我知道他病得严重的话我就带他去医院了。---可是你没有。故A选项正确。
