1.keep something secret 不把某事告诉某人，保密

eg. Even worse is to keep secret the way to forgiveness, purpose, peace, and eternal life.
比这更可恶的是，你将赦免之道、人生目的、平安与永生之道保密。

eg. Actually there is nothing to keep secret.
其实也没什么好保密的。

2.do good 对……有好处；有用处

eg. That being said, he doesn’t do good for anyone unless he gets something out of it.
就象是所说的那样，他不会为任何人做好事，除非能从中得到些什么。

eg. When I do good, I feel good. When I do bad, I feel bad.
当我做的好，我感觉很棒；当我做的差，我感觉很糟糕。

3.take up 拿起；开始从事；占据(时间,地方)

eg. I hope that they take up this challenge.
我希望他们能接受这个挑战。

eg. Have my luggage take up, please.
请帮我把行李拿上来吧。