问题
选择题
- Mum, I failed to catch the train.
- If you __________ at the station ten minutes earlier, you could have caught it.
A．arrived
B．had arrived
C．would arrive
D．were to arrive
答案
答案：B
考查虚拟语气。根据后半句could have caught可知是与过去情况相反，那么条件句里面使用过去完成时表示对过去的虚拟。可知B正确。