【多选题】【消耗次数：1】
软件维护的内容主要包括操作维护和程序维护。操作维护主要是一些日常维护工作，程序维护包括(）。
①
正确性维护
②
完善性维护
③
适应性维护
④
法律维护
⑤
安装维护
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The young man struggled to _______ where he was at the time the murder took place.
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reduce
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respond
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respond
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recall
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Why not ______with me? Violent exercise might help to shake you out of your disappointment in love.
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do some sports
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to do some sports
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by doing some sports
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about to do some sports
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to do
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to
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doing
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doing so
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follow
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join
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combine
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suit
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The number of people invited______ sixty, but a number of them______ absent for different reasons.
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were; was
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was; was
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was; were
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were; were
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Whatsurprisedmewasnotwhathesaidbut_______hesaidit.
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the way
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snatch
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rob
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draw
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she doesnt
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