A survey of the opinions of experts ___that three hours of outdoo_英语解答

A survey of the opinions of experts ___that three hours of outdoor exercise a week ____good for one’s health.[2007 江西卷]
A.show; are B.shows; is C.show;is D.shows;are
翻译

人气：342 ℃　时间：2020-02-04 06:36:22

解答

B
句译为：一项由专家发表的研究显示,每周三个小时的户外锻炼有益身体健康.
A survey 为单数用三单Shows
three hours of outdoor exercise a week只一个整体的事件,用单数.