问题
选择题
My sister ________ for long when she fell seriously ill.
A．didn’t marry
B．has been married
C．hadn’t been married
D．wasn’t married
答案
答案：C
题目分析：句意：我姐姐结婚不久以后她就得了严重的病。因为结婚是在生病前发生的，是过去的过去的动作，用过去完成时，选C。
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