whether they will ever become future olympic champions only time will tell .
问题描述：
whether they will ever become future olympic champions only time will tell .
答
取“究竟”之意更合适.或者这么认为：[主美国口语][用于倒装句中以加强语气,无实意.
本句倒装句.还原为only time will tell whether they will ever become future olympic champions.时间会告诉我们他们究竟会不会成为未来的冠军.