If you visit the western mountain and plains state of Montana you will know why it is known as Big Sky Country.

VOA: special.2009.08.16

That is why it is hard to tell a powerful storm, Hurricane Andrew, caused severe damage to the area in nineteen ninety-two.

VOA: special.2009.06.30

Experts say this is why it is important to eat a mixture of foods every day, to get enough of the vitamins our bodies need.

VOA: special.2009.04.21

And no one knew why it had been closed.

VOA: special.2009.10.31

That is why it needs to be strengthened.

VOA: special.2011.04.14

Japan says there are genuine scientific reasons for why it needs to kill hundreds of whales each year in Antarctic waters.

VOA: standard.2010.01.05

Angry survivors,activists and the media are asking why it took nearly 26 years to get the first convictions in the disaster.

VOA: standard.2010.06.10

Basically, Michael Jackson's music probably went beyond his music videos, and that's why it connected with people over here."

VOA: standard.2009.06.26

Henderson says that is another reason why it takes long time for him to build a guitar.

VOA: standard.2010.07.06

"It's a 24/7 kind of commitment, which is why it's nice for me at this stage of my life to be able to take care of my son at night.

VOA: standard.2010.04.15

And that is again why it is so important that we just keep moving,". Secretary Geithner pointed to mortgage interest rates being at their lowest in history as a positive development.

VOA: standard.2009.04.05

"Why should we do something when we've already done it?" But he recognizes that some people have strong feelings about the issue.

VOA: special.2010.04.28

One reporter questioned why Flamenco music is on the list since it is extremely popular and economically successful.

VOA: special.2010.12.01

"And,it is strange that if you hate my brother so much, why would you marry his sister!"

VOA: special.2009.06.27