◎ 题干
Mr Smith _______ in America this time last year.
[     ]
A. travelled
B. would travel
C. has travelled
D. was travelling
◎ 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“Mr Smith _______ in America this time last year. [ ]A. travelled B. would travel C. has travelled D. was travelling …”主要考查了你对  【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。