◎ 题干
—The battery in my cell phone is running low.   
—I _____that last night before we went to bed.
[     ]
A. was noticing          
B. have noticed          
C. would notice        
D. had noticed
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“—The battery in my cell phone is running low.—I _____that last night before we went to bed. [ ]A. was noticingB. have noticed C. would noticeD. had noticed…”主要考查了你对  【过去完成时】  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。