◎ 题干

. Look! There is a whole crowd of people over there. Go and see what_____ and if it is a bargain, buy it.
A is selling   B is being sold   C has been selling     D has been sold
◎ 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“. Look! There is a whole crowd of people over there. Go and see what_____ and if it is a bargain, buy it. A is sellingB is being soldC has been selling D has …”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  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。