An F is a failing grade worth zero toward a student's grade point average.

VOA: special.2009.03.05

Write to us at Special English, Voice of America,Washington,D-C, two-zero-two-three-seven,U-S-A.

VOA: special.2010.01.12

Or write to American Mosaic, VOA Special English, Washington,D.C.,two-zero-two-three-seven,U.S.A.

VOA: special.2009.04.24

Uno,zero,cinco,cinco,". Simmons says Cuba's intelligence agency still prefers short wave radios and face-to-face meetings over computers and more advanced technology.

VOA: standard.2009.06.06

- It's not gonna be weird, though, right?- No. Zero weirdness.

VOA: standard.other