14.They work long hours but don't earn enough to ensure a _____ living for themselves and their families. A. reticent B. decent C. innocent D. descentreticent 沉默寡言的decent (from) 合适的despise 蔑视、轻视split 分开、分裂innocent 无辜的、天真的descent 降落、世系descend 下降descendant 后代、子孙precursor 祖先journey 旅行、探险