Organisms that are genetically modified,G.M.O.s, have had their genes changed to improve their characteristics.

VOA: special.2010.03.23

Last year,the United States Congress ordered the I.O.M.to study the situation again.

VOA: special.2009.06.02

Yet some American researchers have questioned the value of the I.O.M.proposals.

VOA: special.2009.06.02

The I.O.M.reported that the shorter work week did not help residents.

VOA: special.2009.06.02

Mosaic is spelled m-o-s-a-i-c.

VOA: special.2009.01.02

That's m-a-c-a-r-o-n.

VOA: special.2010.04.12

C-A-T-W-O-M-A-N."

VOA: special.2009.06.07

O.K. But don't you be thinking that I'm goingto be calling you "sir."

VOA: standard.other

No problem. Got to go.I'm double-parked. O.K. Thanks.

VOA: standard.other

Ugh. I'm O.K., Forrest.

VOA: standard.other

I'm O.K. I'm fine.

VOA: standard.other

Bubba. I'm O.K., Forrest.

VOA: standard.other

I'm O.K.

VOA: standard.other