◎ 题干
-- I know this is the latest type but it's secondhand. $20 -- that's my last offer.
-- OK. It's a(n) ___________.
A.businessB.tradeC.agreementD.deal
◎ 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 know this is the latest type but it's secondhand. $20 -- that's my last offer. -- OK. It's a(n) ___________.A.businessB.tradeC.agreementD.deal…”主要考查了你对  【可数名词及其单复数】【集合名词】【名词】  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。