◎ 题干
—What caused the accident?
—It was my fault, sir. I _____ to the left.
A.ought not to have turnedB.needn’t have turned
C.shouldn’t turnD.couldn’t turn
◎ 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“—What caused the accident?—It was my fault, sir. I _____ to the left.A.ought not to have turnedB.needn’t have turnedC.shouldn’t turnD.couldn’t turn…”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。