—I _____ an old friend of mine yesterday.— Did he recognize you at once?[ ]A. by chance B. on purpos
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题目简介
—I _____ an old friend of mine yesterday.— Did he recognize you at once?[ ]A. by chance B. on purpos
题目详情
— Did he recognize you at once?
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B. on purpose
C. came across
D. met into
答案