发言者
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0:00章章章 章章 章 次 第一章 章 第一章 一章 1: Number 21. 13s · Speaker 1
Number 21. Where are you going on vacation? A. For three weeks. B. I'm going by train. C. I'm just staying here.
Number 21. Where are you going on vacation? A. For three weeks. B. I'm going by train. C. I'm just staying here.