◎ 题干
-Lily failed again.
-I tried to stop her several times,but she      listen.
[     ]
A.couldn't      
B.shouldn't      
C.mustn't      
D.wouldn't
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“-Lily failed again.-I tried to stop her several times,but shelisten.[ ] A.couldn'tB.shouldn't C.mustn't D.wouldn't…”主要考查了你对  【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。