从下面两个题目中任选一题，根据所给提示，完成一篇不少于50词的英语文段写作。文中已给出内容不计入总词数。所给提示词语仅供选用。请不要写出你的校名和姓名。

假定你是李华，你的英国笔友Chris对中国文化很感兴趣，他给你发来邮件，询问中国人日常生活中的基本社交礼仪，如待人接物、餐桌礼仪等。请你用英语回复一封邮件，介绍你所知道的相关礼仪。

提示词语：manners, shake hands, polite, gift, chopsticks

提示问题：· What do we do when we meet people for the first time?

· How do we behave properly at table?

Dear Chris, I’m glad to know that you’re interested in Chinese social manners. ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ I hope the above is helpful. Please feel free to ask for more information. Yours, Li Hua

某英文网站正在开展以“提升效率”为主题的征文活动。假定你是李华，请用英语写一篇短文投稿，谈谈你在学习或生活中是如何提升效率的，取得了什么效果。

提示词语：plan, task, attention, make use of, progress

提示问题：· How do you increase your efficiency(效率)?

· What have you achieved?

High efficiency is important for a busy student. ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________