题目内容

The old scientist took up walking as a regular form of exercise, which, of course, is of great        to his heath.
A.benefitB.favor
C.senseD.relationship
A

试题分析:考查名词。benefit 此处用作抽象名词,意思是“益处;好处”;be of benefit to...“对……有好处”。句意:这位老科学家以步行作为一项经常性的锻炼方式,当然,对他的健康有很大的好处。故A正确。
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