问题补充:
The competition is fierce .No women or children are allowed to .
A. join
B. take part in
C. compete for
D. join in
答案:
A. join
B. take part in
C. compete for
(答案→)D. join in
解析:join后面加组织,take part in(积极)参加(活动),compete for为…竞争,join in 参加(活动,比赛)。句意是:比赛很激烈,妇女儿童不允许参加。选D。