In __________ review off 44 studies, American researchers found that men and wom
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In __________ review off 44 studies, American researchers found that men and women who ate six key foods daily cut the risk of __________ heart disease by 76%. _______A.a; the | B.the; a | C.a; 不填 | D.不填; a |
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答案
C |
解析
第一空填不定冠词,表示“一次”;第二空不填冠词(或填零冠词),因为此处是表泛指。 |
举一反三
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