(2013·银川部分中学高三一模)Schools in China are required to at least one “Sports Day” per academic year.
A. set aside
B. set down
C. set out
D. set off
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(答案→)A. set aside
B. set down
C. set out
D. set off
解析：选A 考查动词短语辨析。句意：中国的学校被要求每学年留出至少一个“运动日”。set aside“留出，拨出”；set down“写下，记下”；set out“动身，出发”；set off“出发，爆炸”。根据句意，应选A。