求翻译：欢迎你来北京，非常感谢你送来的庆祝我生日的礼物，我很高兴你邀请我出去玩，但是很抱歉，我们最近有一场考试，我要复习我的功课，所以不能陪你出去玩了，我很抱歉，请谅解。是什么意思？

You are welcome to Beijing, thank you gifts to celebrate my birthday, I'm glad you invited me out to play, but I'm sorry, but we recently had an exam, I would like to review my work, so cannot accompany you go out to play, I'm sorry, please understand.