今天，我在湘郡未来实验学校的完整的第一天从开学典礼上开始了。

My first full day at XiangJun School started today with the opening ceremony.

youdao

在开学的第一天，我犯了一个错误。

Is beginning school first day, I have made a mistake.

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我在开学第一天前就知道他的问题。

I knew he had problems before the first day.

youdao

我在开学第一天前就知道他的问题。

I knew he had problems before the first day.

youdao