【单选题】【消耗次数：1】
某施工过程的基本工作时间为30min,辅助工作时间为5min,准备与结束工作时间为10min,不可避免的中断时间为5min,必要的休息时间为5min,则定额时间为()min。
①
35
②
55
③
45
④
50
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相关题目
【单选题】
某施工过程的基本工作时间为30min，辅助工作时间为5min，准备与结束工作时间为10min，不可避免的中断时间为5min，必要的休息时间为5min，则定额时间为()min。
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【单选题】
某施工过程的基本工作时间为30min，辅助工作时间为5min，准备与结束工作时间为10min，不可避免的中断时间为5min，必要的休息时间为5min，则定额时间为( ) min。
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【单选题】
测定某一定额项目的基本工作时问为6min，辅助工作时间是基本工作时间的12％，准备与结束时间、休息时间和不可避免的中断时间各占作业时间的15％、10％和5％，则该项目的定额时间是( )min。
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【单选题】
计时观察法测得某工序工人工作时间：基本工作时间48分钟，辅助工作时间5分钟，准备与结束工作时间4分钟，休息时间3分钟，则定额时间是（ ）分钟
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【单选题】
计时观察法测得某工序工人工作时间：基本工作时间48分钟，辅助工作时间5分钟，准备与结束工作时间4分钟，休息时间3分钟，则定额时间是（ ）分钟
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随机题目
【单选题】
Mr. Milton prefers to resign ____ part in such dishonest business deals.
①
than take
②
than to take
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rather than take
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rather than to take
【单选题】
If your new coat is too large, a tailor can____ it to fit you.
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alter
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transform
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vary
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change
【单选题】
Many automobile accidents were ____ careless driving.
①
attributed to
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resulted in
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contributed to
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raised from
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To obtain a satisfactory result, one must apply
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coats
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levels
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times
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courses
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No one would have time to read or listen to an account of everything ____going on in the world.
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it is
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as is
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there is
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what is
【单选题】
They have done things they ought_____.
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not to do
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not to be done
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not to have done
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not having done
【单选题】
____ native to North America, corn has now spread all over the world.
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In spite of
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That it is
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It was
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Bit by bit, a child makes the necessary changes to make his language ____.
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as other people
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as other people’s
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like other people
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like other people’s
【单选题】
Please____ me whether I should accept the offer.
①
advise
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suggest
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propose
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direct