回复：回复：*=*=* 《每日一句汉译英》*=*=*

concerned the possible... -> concerned about the possible...?

,viewed as "failed Olympics", in which many athelets missed -> viewed as... 和 in which... 都是修饰Olympic Games, 用联词是否比用豆号隔开好, 比如 viewed as "failed Olympics" and in which many athletes missed...