◎ 题干
—What was your    brother doing at this time yesterday? 
—He was reading a magazine _________ I was  writing an e-mail at home.
[     ]
A. as soon as              
B. after
C. until                    
D. while
◎ 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“—What was yourbrother doing at this time yesterday?—He was reading a magazine _________ I waswriting an e-mail at home.[ ]A. as soon asB. afterC. untilD. w…”主要考查了你对  【从属连词】  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。