问题
选择题
We shouldn't have come north for Christmas vacation. If we _______, we wouldn't be stuck in the snow right now.
A．wasn't
B．didn't
C．hadn't
D．weren't
答案
答案：C
考查虚拟语气。根据We shouldn't have come north for Christmas vacation（我们本不应该来北部过圣诞假期）可知，If we ——是对过去的虚拟，故选择C。完整的句子应当是If we hadn't come north for Christmas vacation.