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A survey of the opinions of experts ________ that three hours of outdoor exercise a week ______...

来源:江南娱乐-意甲尤文图斯亚
时间:2024-08-17 10:57:43
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A survey of the opinions of experts ________ that three hours of outdoor exercise a week _

【专家解说】:B
考查主谓一致。A survey of the opinions of experts中中心词是survey调查,抽象名词,不可数,故谓语动词用单数。下文,主语是three hours of outdoor exercise,中心词是outdoor exercise,抽象名词,不可数,故谓语动词用单数。选B。
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