A survey of the opinions of experts___that three hours of outdoor exercise a wee
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A survey of the opinions of experts___that three hours of outdoor exercise a week___good for one’s health.A.show;are | B.shows;is | C.show;is | D.shows;are |
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答案
B |
解析
主语A survey of the opinions of experts表示单数,所以要用shows。three hours of outdoor exercise a week表示时间,所以也表示单数,要用is。 |
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