◎ 题干
If the dog hadn't woken us, we wouldn't have noticed the fire and it _______ to the house next door.
[     ]
A. could spread  
B. should have spread
C. would spread
D. might have spread
◎ 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“If the dog hadn't woken us, we wouldn't have noticed the fire and it _______ to the house next door. [ ]A. could spreadB. should have spreadC. would spread…”主要考查了你对  【情态动词】【虚拟语气】  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。