1. About 800 athletescompetedin fifteen events.大约有800名运动员参加了15个项目的竞赛。2. Theycompetefornutrients, niches in the stomach and protect from stresses.他们竞争养份、在胃中的生态区位,还要对抗压力。3. Do you compliment and compromise with each other, or do youcompete, compare and control?你们是在相互称赞,妥协,还是在相互竞争,相互比较和相互控制?4.They competed for the glory.他们为荣誉而战.5.The two men are business rivals.这两个人是商业界的竞争对手。