A study has found that 80% of the people who ______ to be constantly distracted ______ more “working memory”.A.appears; haveB.appear; hasC.appears; hasD.appear; have
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D解析考查主谓一致。定语从句的关系代词who指代先行词the people在句中做主语，谓语动词用复数；第二空是句子真正的谓语动词，主语是80% of the people，谓语动词用复数。