I know this is so, because when I put my small finger in front of the moon, my fingernail covers it."

VOA: special.2009.03.28

Because the canyon's environments are so different, these species did not spread beyond the canyon, or even far within it.

VOA: special.2009.10.07

So Los Angeles is sometimes called The Big Orange because of the fruit that grows in that city's warm climate.

VOA: special.2010.01.03

He said later that he did so because he was finding it difficult to bring up the question of surrender.

VOA: special.2009.12.24

The caterpillars were suspected to be African armyworms -- so named because they look like an army on the march.

VOA: special.2009.01.27

Diane Keaton plays just such a mother, a single mom named Daphne, in the two thousand seven film "Because I Said So."

VOA: special.2009.05.04

Thanksgiving is special for our family because like so many families our adult children live around the country.

VOA: special.2009.11.23

That is a hard question,he says, because there are so many kinds of music being made right now.

VOA: special.2010.07.19

"The reason they get so much money is because people love sports in the United States and elsewhere.

VOA: special.2010.07.26

"Do you remember how Germont laughed when I said the mystery was difficult for him to solve because it was so simple?"

VOA: special.2009.12.26

DDT and other pesticides had become popular with the public and the government because they were so effective.

VOA: special.2010.03.14

Only the very wealthy people in Aztec societies could afford to drink chocolate because cacao was so valuable.

VOA: special.2010.02.17

For example, celiac disease is difficult to identify because the signs of the disease are so common.

VOA: special.2009.04.14

The team was able to do so because it was the worst team in baseball last season.

VOA: special.2010.06.18