About 200 teenagers -----------the speech competition and my brother won the first prize

问题描述:

About 200 teenagers -----------the speech competition and my brother won the first prize
A, attendeto B,tookparkin
请问选哪个呢,这两个词组好像意思一样哦,请解释一下哈,谢谢

A 用于出席某个场合或去某个地方
B表示参加某种活动或组织
选B但他这个是演讲比赛,那就可以理解为出席演讲比赛,不是参加,为啥不可以选A呢,感觉AB都对哦我倾向于选B