13. Run a 5K
5千米长跑
Running in a 5K is a great way to get in shape. Often, you can participate for charity or just for fun. Either way, recruit your friends or have them cheer you on. There are even 5K's that are kid-friendly。
5千米长跑对保持体形很有帮助。你可以加入慈善机构组织的长跑活动,或自己跑着玩儿。还有,别忘了让朋友给你加油鼓劲。另外,有些长跑运动甚至也适合小孩呢。
v. 计算,估计,核算,计划,认为