◎ 题干
You don't know __________________________.
A.how much cost this carB.how much is this car cost
C.how much this car is worthD.how much is this car worth
◎ 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 don't know __________________________.A.how much cost this carB.how much is this car costC.how much this car is worthD.how much is this car worth…”主要考查了你对  【宾语从句】  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。