Each December, the editors and news directors of the Associated Press vote for the top ten news stories of the year.

VOA: special.2009.01.03

You guys are going to be playing games among each other today and until whatever it is?-- december 7, whatever is the end of term.

你们每天都要进行博弈一直到,十二月七日,期末的时候

耶鲁公开课 - 博弈论课程节选

This modern festival of African-American culture includes lighting candles each night from December twenty-sixth through New Year's Day.

VOA: special.2009.12.21

Each year,on the first Sunday of December, the Stockbridge Chamber of Commerce mobilizes the entire community to recreate the scene from "Stockbridge Main Street at Christmas,"

VOA: standard.2009.12.25