每日一句:I'm afraid I have to remind you that time is up

I'm afraid I have to remind you that time is up.恐怕我得提醒你时间到了.
Remember about it.别忘了这事.
Don't forgot to post the letter.别忘了寄信.
You haven't forgot about it,have you? 你没有忘记这事，对吧？
May I remind you to help her with her report.请允许我提醒您帮他完成报告这件事.