◎ 题干
While she             TV in the sitting room, the bell______.       
[     ]
A. watches; rings      
B. is watching; rangs      
C. was watching; rang      
D.watched; was ringing
◎ 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“While sheTV in the sitting room, the bell______. [ ]A. watches; rings B. is watching; rangsC. was watching; rangD.watched; was ringing…”主要考查了你对  【一般过去时】【过去进行时】  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。