do sb. a favor后加什么?紧急!
问题描述：
do sb. a favor后加什么?紧急!
答
1、do sb.a favor by doing sth
例句：
Do me a favor by turning off the radio.帮我把收音机关掉.
2、do sb the favor to do sth
例句：
Do me the favor to come.务请光临.