根据所给提示完成下列句子。(共5小题,每小题2分,计10分) 人生就是想一场赛跑。你要么领先,要么落后。 Life is like a race.You either _____________ or _________________. 穿红色更容易采取行动。 Jim常常怀疑花这么多时间做作业是否值得。 Jim often ____________ it is __________ so much time on homework. 那个小男孩除了躲藏起来,别无选择。 That little boy had ________________________________ into hiding. 让我们惊讶的是,他已经五十多岁了。 _______________, he has been in ____________________________.