could这个词常常用于询问和请求，听起来比简单粗暴的can有礼貌得多， …
Asking for favor 1. Could you give me a hand with.. 2. Can/could you show me …
Could you do us a favor? Our marketing team is putting together a press kit for …
could 这个词常常用于询问和请求听起来比简单粗暴的“can”有礼貌得多， …
Use these phrases to politely ask for a favor. When someone asks you for a …
更多内容请点击：“请人帮忙”用英语怎么表达才礼貌？ - Chinadaily.com.cn