◎ 题干

-Jack bought a new mobile phone the other day.
-__________ ? That's his third one in just one month. 

[     ]
A. Had he            
B. Did he      
C. Does he      
D. Has he
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“-Jack bought a new mobile phone the other day.-__________ ? That's his third one in just one month.[ ]A. Had heB. Did he C. Does heD. Has he…”主要考查了你对  【一般过去时】  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。