15. (单选题) —David, could you tell me _________?( )
—Every four years.
(本题2.0分)
A、 when the 2014 World Cup will finish
B、 how often the World Cup takes place
C、 how many teams take part in the World Cup
D、 who may score the most goals in the World Cup
出自:长春工程学院-大学英语4(专升本)