14.They work long hours but don't earn enough to ensure a _____ living for themselves and their families.
A. reticentB. decent
C. innocentD. descent
(点击右边三个点，可调整速度，电脑上可下载)
reticent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 |
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