I will be obedient
听话───be good;一定───certain
Just ask the Admiral if he will be good enough to drop me a note.───就问一问那位海军上将，是否可以有劳他给我留个便条。
You need manual dexterity to be good at video games.───玩好电子游戏手要灵巧。
Perhaps you would be good enough to explain this for me.───请您为我解释这个,行吗?
It will be good PR.───这将是很好的公关。
She would be good for the job.───她干这工作很合适。
Fire and water may be good servants , but bad masters.───[谚]水火是忠仆, 用之不慎成灾主.
If this wet land was drained, it would be good farmland.───如果把这块湿地的水排干, 这块地就会成为良田.
This year's harvest is sure to be good.───今年的收成错不了.
Fire and water are [may be] good servants, but bad masters.
It is imperative that politicians should be good communicators.
You must be good at a foreign language.
He that is ill to himself will be good to nobody.
Oh, do not cry--- be good children and we will all meet in heaven.