◎ 题干
We didn't know _________.
[     ]
A. what are they shouting about
B. what they are shouting about
C. what they were shouting about
D. what were they shouting about
◎ 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“We didn't know _________.[ ]A. what are they shouting aboutB. what they are shouting aboutC. what they were shouting aboutD. what were they shouting about…”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。