But one possibility, he says,is that it may take time away from sports or other activities that could help prevent depression.

VOA: special.2009.03.10

It is usually much better to prevent a problem from happening than it is to find ways to solve it.

VOA: special.2009.08.30

"His arrest was made," Lincoln said, "because he was trying with some successto prevent men from entering the army.

VOA: special.2009.10.29

He told a friend: "I am satisfied that if the election were held now, nothing could prevent me from becoming president.

VOA: special.2009.03.05

One was the ability of the vaccine to prevent infections from the human immunodeficiency virus, better known as H.I.V.

VOA: special.2009.10.13

The agreement sets targets to prevent the Earth's average temperature from rising more than two degrees Celsius above pre-industrial levels.

VOA: special.2009.12.26

One Confederate officer, trying to prevent his troops from moving back, pointed to a group led by General T.J.Jackson of Virginia.

VOA: special.2009.08.27

The project also works to prevent languages from dying out by identifying the most threatened areas where languages are disappearing.

VOA: special.2009.12.02

Twenty-one nations around the world recently joined forces to better understand and prevent greenhouse gas emissions from farms.

VOA: special.2010.01.05

But one possibility,he says, is that it may take time away from activities that could help prevent depression, like sports and socializing.

VOA: special.2009.02.11

But he also said the government must be willing to spend extra money to prevent people from starving.

VOA: special.2011.03.10

The Union commander,General Hooker, had to keep his army between Lee and Washington to prevent the Confederates from seizing the national capital.

VOA: special.2009.10.22

The volunteers placed the plants about five centimeters into the soil to prevent rising and falling water levels from pulling them out.

VOA: special.2009.10.06

For example, you can add sand to prevent tiny breaks or lines from forming in the finished product.

VOA: special.2009.09.14

The fluoride mixes with enamel, the hard surface on teeth, to help prevent holes, or cavities,from forming.

VOA: special.2009.03.11

One of Palmer's first actions as Attorney General was to prevent coal miners from going on strike.

VOA: special.2010.12.09

The GAVI Alliance says almost two million children a year die from diseases that vaccines can prevent.

VOA: special.2011.06.15

People around the world can prevent diseases spread by mosquitoes by removing standing water from their property.

VOA: special.2009.04.13