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Why doesn't everyone go ahead and take ten more seconds on the clicker question.
每个人为什么不开始做课堂表决题呢,只需要10多秒的时间。
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$firstVoiceSent
- 来自原声例句
Why doesn't everyone go ahead and take ten more seconds on the clicker question.
每个人为什么不开始做课堂表决题呢,只需要10多秒的时间。
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