If your father had locked his car immediately, it（ ）at night.
A、
shall not have been stolen
B、
will not be stolen
C、
would not have been stolen
D、
should not be stolen
【正确答案】：C
【题目解析】：
本题考查虚拟语气的判断与使用。
从句时态为过去完成时，would not have done表对过去动作的假设，表示“某事本不会发生却发生了或本不应该做某事却做了”，故C选项符合题意。
句意：如果你父亲当时立刻把车锁上的话，它昨晚就不会被偷了。