Today ' s inactive youth could be the first generation to have a shorter life expectancy than their parents 大部分年轻人的第一活动就是休息.如今不爱运动的一代年轻人很有可能寿命会比他们的父母短暂。
2.
The number one activity among teens is inactivity . today ' s inactive youth could be the first generation to have a shorter life expectancy than their parents 大部分年轻人的第一活动就是休息,如今不爱运动的一代年轻人很有可能寿命会比他们的父母短暂。