Admiral Mike Mullen, the Joint Chiefs chairman, says the United States should know by the end of this year whether the strategy is working.

VOA: special.2010.06.26

People should know the causes of their asthma symptoms and try to avoid these triggers.

VOA: special.2009.07.28

"If they are positive, they should know where to go and get support-in clinics or hospitals where they can get medication."

VOA: standard.2010.07.01

Corporal Rist should know. He is one of the thousands of U.S.military personnel that have been injured in the wars in Iraq and Afghanistan.

VOA: standard.2009.08.01

"And,also that health workers or field workers should know how to help a mother re-lactate.

VOA: standard.2009.08.01

Emmett. No, she should know. The entire familywill be implicated if this ends badly.

VOA: standard.other

According to Dr.David Crumpacker, a Texas psychiatrist who specializes in the illness, He adds people should know more about the disease so they can recognize its early symptoms "It maybe short term memory problems.

VOA: standard.2009.12.04

But for now,he said, there is work to be done. "Every American affected by this spill should know this: Your government will do whatever it takes for as long as it takes to stop this crisis."

VOA: standard.2010.05.02

La Russa said that the villainous and cowardly aggressors who have once again hit in the most vicious way should know Italy will not stop its mission, and will continue to assess it with its international allies.

VOA: standard.2009.09.17

But,if a child is choking and cannot make noise or is turning blue, parents should know the Heimlich maneuver, or for babies under the age of one, give a few quick slaps on the back and then chest thrusts.

VOA: standard.2010.02.23

"We've heard the words he spoke on behalf of the world's number one democracy, he said - we've been waiting for these words for a long and he should know that the has friends and that Europe will from now on be an even stronger pillar that he can count on,".

VOA: standard.2009.04.04

The medical experts agreed with doctors who say that people who know they lack a vitamin should take vitamin supplements.

VOA: special.2009.04.21

And they should act quickly to treat asthma attacks and know when to seek medical help.

VOA: special.2009.07.28

And they should make sure they know what is in the medicines they take and how much of each drug is safe to take.

VOA: special.2009.07.08