◎ 题干
Sometimes an ad can lead you to buy something you don't need at all. "Sometimes" means______.      
[     ]
A. at times                    
B. at other times      
C. at the same time              
D. at a time
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Sometimes an ad can lead you to buy something you don't need at all. "Sometimes"means______. [ ]A. at timesB. at other times C. at the same timeD. at a …”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。