According to a recent study, hand sanitizers require a 60 percent minimum alcohol concentration for the killing of most harmful bacteria and viruses.
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Arequire a 60 percent minimum alcohol concentration for the killing of
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Brequire that there be a 60 percent minimum alcohol concentration to kill
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Crequire that a 60 percent minimum alcohol concentration be present to kill
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Drequire a 60 percent minimum alcohol concentration to kill
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Erequire that there be a 60 percent minimum alcohol concentration for the killing of
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正确答案: D