Thank you for taking care of my doggie Nona while I was on my trip to Shanghai. I appreciate it very much.

• 现在欧美都上超市买8毛钱一张的感谢卡，上面直接签名就完了，就算要表示正式的感谢，想要手写的话，也就是30个词左右，150词的跟国书差不多了吧