45 A long-standing debate is going on over the impact of school absences on students& 39; academic performanc

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　　44 In a pilot programme, students are given electronic devices to do assignments when schools are closed 　　

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　　43 There is objection to e-learning days owing to fear that students with no access to the Internet at hom

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　　42 Research indicates absences from school with permission do not cause as many problems as those without pe

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　　41 In more northern regions of the US, school is less likely to be affected by snowy weather 　　（本题出自2

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