题目内容
According to the latest research, getting enough sleep is _____ to maintaining good health and reducing stress.
| A.essential | B.promising | C.special | D.sensible |
A
解析
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题目内容
According to the latest research, getting enough sleep is _____ to maintaining good health and reducing stress.
| A.essential | B.promising | C.special | D.sensible |
A
解析