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来源：雅诚德英语网
With the forum approaching, I'm writing this letter on behalf of the organizing committee to inform you that as the speaker of the forum, please make sure you can work at a given time and place.
随着论坛临近，我代表组委会写这封信通知您：作为论坛的主讲者，请确保您可以在指定的时间和地点工作。