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题目内容
（西电--大学英语专升本）
Ray: ______ where was i?
Brenda: you were talking about your trip to south Africa
A. Let.s back up
B. What did i hear
C. Let.s check in
D. What were you talking about
Brenda: you were talking about your trip to south Africa
A. Let.s back up
B. What did i hear
C. Let.s check in
D. What were you talking about
参考答案