◎ 题干
It would be impossible for him to leave hospital tomorrow if he     first aid when the accident happened.
A.hadn’t been givenB.wasn’t be given
C.shouldn’t be givenD.wouldn’t be given
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“It would be impossible for him to leave hospital tomorrow if he first aid when the accident happened.A.hadn’t been givenB.wasn’t be givenC.shouldn’t be give…”主要考查了你对  【虚拟语气】【情态动词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。