单选题
If I ______ out of my ink, I would have finished writing the composition.
A、
didn't run
B、
shouldn't have run
C、
haven't run
D、
hadn't run
【正确答案】
D
【答案解析】
测试与过去事实相反的虚拟语气的用法。见模拟题一中第16题的注释。
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