英语完形填空When young people in the

请给出前后句you may hear them say the latest ()are "in" while last yaer 's are "out".A.steps B.feet C.times请翻译一下，并说说答案。谢谢最好给出前后句。When young people in the( ),you may hear them say the latest ()are "in" while last yaer 's are "out".是两个空吗？怎么只有一个选择