题目内容
Mr. Smith, I should tell you this is the fifth time you ____ me for my twin sister.
A. have mistaken B. are mistaking C. had mistaken D. are mistaken
A
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题目内容
Mr. Smith, I should tell you this is the fifth time you ____ me for my twin sister.
A. have mistaken B. are mistaking C. had mistaken D. are mistaken
A