◎ 题干
I want to know how much _____ about the table manners around the world.        
[     ]
A. do they know        
B. they know        
C. did they know      
D. have they knows
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“I want to know how much_____about the table manners around the world. [ ]A. do they knowB. they know C. did they know D. have they knows…”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。