You must keep it carefully.

一定要好好保存哦。

youdao

If you make a promise you must keep it.

你一旦许下诺言就必须要遵守。

youdao

I'll tell you but you must keep it a secret.

我可以告诉你，但你要保密。

youdao

I cannot live with you, It would be life, And life is over there Behind the shelf So we must keep apart, You there,I here, With just the door ajar That oceans are,And prayer, And that pale sustenance,Despair!

VOA: special.2010.07.18

So people, please- at a wedding ceremony, keep your arms down and if you must snap your own pictures, do it discreetly.

FORBES: Horrible Wedding Guests + Technology = Nasty Nuptials

If you really must keep one credit card in your wallet, wrap a piece of red paper around it and write in big, bold letters EMERGENCY.

FORBES: Ridding Yourself of Credit Card Debt