Penning notes of appreciation to gift-givers teaches gratitude and helps polish writing and spelling skills.
给送礼者写感谢信不仅能教会孩子们学会感恩，同时还能帮助他们提高写作和拼写能力。
2
Writers always think they are doing actors a favor by penning phrases such as "Pardone ay mwah but verr iz zah railvay stahzion".
剧作者们总以为，他们在写"额地神啊，额补乡活列"的时候是在帮演员的忙。
3
Until his death, at the age of 94 on November 16th, the American economist was still penning sharply worded newspaper articles on the merits of the free market.