◎ 题干
You should have put the milk in the ice box. I expect it  ___undrinkable by now.
A.becameB.had becomeC.has becomeD.becomes
◎ 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“You should have put the milk in the ice box. I expect it ___undrinkable by now.A.becameB.had becomeC.has becomeD.becomes…”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。