问题
选择题
The captain urged that the mission ______ before dark.
A．must be finished
B．be finished
C．ought to be finished
D．was finished
答案
答案：B
本题考查虚拟语气。句中urge作“强烈要求”讲，从句用should + v原形的虚拟语气，should可以省略。根据句意选择B。
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