13. Run a 5K
5千米長跑
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。
5千米長跑對保持體形很有幫助。你可以加入慈善機構組織的長跑活動,或自己跑著玩兒。還有,別忘了讓朋友給你加油鼓勁。另外,有些長跑運動甚至也適合小孩呢。
v. 計算,估計,核算,計劃,認為