◎ 题干
There is no doubt _______ they had got the bad news. They looked so sad.
A. if  
B. how  
C. that    
D. why
◎ 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“There is no doubt _______ they had got the bad news. They looked so sad.[ ]A. if B. how C. thatD. why …”主要考查了你对  【同位语从句】  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。