◎ 题干
—I paid 200 dollars for the necklace. I think it's much too expensive.
—Expensive? I don't agree with you. You so before you _______ it.
A.should have said; boughtB.have said; bought
C.had said; buyD.must have said; should buy
◎ 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“—I paid 200 dollars for the necklace. I think it's much too expensive.—Expensive? I don't agree with you. You so before you _______ it.A.should have sai…”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。