---but we run so much that,afterwards,we had trouble breathi

---but we run so much that,afterwards,we had trouble breathing 0 | 离问题结束还有 3 天 1 小时 | 提问者：LQ_加油
---young people should not be doing exercises____for18-year-ol ds A.used B.intended C,made D.described
要是选B的话.我的理解是young people should not be doing exercises____for18-year-ol ds 年轻人不应该做18岁人做的运动,但逻辑上好像有错误