1.How many competitors from how many countries________?从多少个国家来的多少名运动员参加了比赛?
竞争/竞赛(vi.) . 竞赛(n.) , 参赛者(n.) , compete in (a game, a match)参加,在…方面竞争 compete with/against sb和某人竞争 compete for( a prize, a medal, …)角逐,为…竞争
competed
compete.
competition
competitor