When crime scene investigators arrive at the place of a crime, they first try to make sure the area is secure.

VOA: special.2010.05.05

Experts say any device used to heat a home should be inspected to make sure it is working correctly.

VOA: special.2010.02.02

The NASA team still is not sure how much of what they have found is water and how much is hydroxyl.

VOA: special.2009.09.30

They said, are they out of porcelain? And I said 'Why,sure!'" William Wilhelmi made these boots with the slip cast method.

VOA: special.2009.09.09

Finally,I let him go to the examination to experience what I was sure would be his dismissal from school.

VOA: special.2010.03.27

And he made sure the country held its next presidential election as planned in eighteen sixty-four,when he was re-elected.

VOA: special.2009.02.09

She made sure there were a large number of workers to give the necessary attention to all the kids.

VOA: special.2009.08.23

The scientist says this mission has been planned for many years, but he is not sure when it will happen.

VOA: special.2010.05.25

Also,the break will start to repair itself, so you want to make sure the bone is lined up correctly.

VOA: special.2009.02.04

But if the person who won your heart does not love you, then you are sure to have a broken heart.

VOA: special.2010.07.18

Davis was sure that no good would result from it, not even from stronger laws on the return of escaped slaves.

VOA: special.2009.03.26

However, officials say any reduction in the use of pesticides must make sure that disease control efforts are not weakened.

VOA: special.2009.05.26

But Kurt Volker, former American ambassador to NATO, the North Atlantic Treaty Organization, is not so sure what will happen.

VOA: special.2010.07.24

We are not sure if Muhammad means the favorite sport to watch or to play so we will include both.

VOA: special.2010.01.29