Sometimes up to seven people began to appear at the back of the classroom to chatter and take notes on my lesson delivery.
有时我上课的时候，会有多达七人出现在教室后方，相互交谈并做笔记。
Sometimes up to seven people began to appear at the back of the classroom to chatter and take notes on my lesson delivery.
有时我上课的时候，会有多达七人出现在教室后方，相互交谈并做笔记。
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