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题目:As your instructor (教师) advised, you ought to spend your time on something______ researching into. [

问题描述:

Asyourinstructor(教师)advised,yououghttospendyourtimeonsomething______researchinginto.[]A.preciousB.worthC.worthyD.valuable

考点提示:形容词


最佳答案:

B

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