◎ 题干
Their teacher was ill, so they sat in  the classroom__________.  
[     ]
A. in silent    
B. in silence  
C. silent      
D. silence
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“Their teacher was ill, so they sat inthe classroom__________.[ ]A. in silent B. in silence C. silent D. silence…”主要考查了你对  【介词短语】  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。