求翻译：我的父母出差要到下个月回来。奶奶有卧病在床，需要人照顾。而且英语考试即将来临，因此我无法前去参加生日聚会。我感到很抱歉。是什么意思？

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My parents travel back to the next month. Grandma is sick in bed, there is a need to take care of them. My English exam coming up, so I am unable to participate in birthday party to go to. I feel very sorry.

My parents travel on official business want to come back to the next month.Paternal grandmother has is ill in bed, needs the human to look after.Moreover English takes a test coming soon, therefore I am unable to go to attend the birthday meeting.I felt was sorry very much.

My parents travel back until next month. Grandma is ill in bed, need someone to take care of. And English exams fast approaching, so I can't go to a birthday party. I'm sorry.

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