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2021届高三新高考适应性考试专项训练语法填空————编写者：2021届高三英语备课组(一)Hand-washing is one of the simplest and the most1． (effect) ways to prevent the spread of COVID-19. And yet, some people still fail2． (wash) their hands effectively. However, there is one last procedure that 3．they dry their hands might save the day.Scientists from the University of Leeds, UK, found that both paper towels and jet air hand dryers— the two main ways people dry their hands in public toilets — can significantly re
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