In everyday speech, holding your cards close to your vest means not letting other know what you are doing or thinking.

VOA: special.2009.11.22

The lead author of the research says he does not know if the shoe was made for a man or a woman.

VOA: special.2010.08.03

So you know throw those two together and I'll come running to check this out regardless of whether she cares or not."

VOA: special.2010.07.30

They do not know why da Vinci painted it, or how it ended up in the collection of French ruler Francis the First.

VOA: special.2010.06.23

People with dementia may forget family members or not know what day it is.

VOA: special.2009.12.28

He did not know where he was or how he got there.

VOA: special.2009.02.02

They do not know where they are or where they came from.

VOA: special.2009.09.15

Jeffrey Olson says experts do not know what will take the place of the plants and animals that are lost, or how wildlife will survive in a changed environment.

VOA: special.2009.09.28

I do not know anyone who is loaded, or extremely rich.

VOA: special.2009.10.18

"One soldier had been fighting in the jungles for years. And I don't know if it had affected him or not, but when the clerk handed him a tweed suit to try on he spent three hours searching through the fuzz for snipers."

VOA: special.2009.03.09

"I can do things that are good for me,you know, not just try to exist hand-to-mouth or in survival mode,you know?

VOA: standard.2010.02.23

We are worried because we do not know how long they will stay or how we will take care of them.

VOA: standard.2009.10.27

"When I am at home or when I am in my office here, I would not know the Olympics are happening in this city.

VOA: standard.2010.02.23

And we will not know that until this goes much further, and we see whether this infection becomes more severe or goes away,".

VOA: standard.2009.04.30