【单选题】【消耗次数：1】
生产函数Q=f（L，K0）反映生产的第二阶段应该
①
开始于APL曲线的最高点，终止于MPL为零处;
②
开始于MPL曲线的最高点，终止于APL曲线的最高点;
③
开始于APL曲线和MPL曲线的相交处，终止于MPL曲线和水平轴的相交处;
④
以上都对
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相关题目
【多选题】
生产函数Q=f（L，K0）反映生产的第二阶段应该（ ）
①
开始于APL曲线的最高点，终止于MPL为零处
②
开始于AP曲线的最高点，终止于TP曲线的最高点
③
开始于AP曲线和MP曲线的相交处，终止于MP曲线和水平轴的相交处
④
以上都不对
【填空题】
[填空1] 是指? —? 曲线最高点的应力，即断裂前所能承受的最大应力。
随机题目
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It’s ___________ to see these tiny children play the piano so beautifully.
①
amaze
②
amazingly
③
amazed
④
amazing
【单选题】
I should think they have done it ________, to avoid paying you the money.
①
with purpose
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on purpose
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in purpose
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to purpose
【单选题】
It is a huge task to ______ all the rooms in the building in such a short time.
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go ahead with
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keep up
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clean up
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work out
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thoughtful
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slim
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keen
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absorbed
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The old lady was _______ to the young man who helped her find her lost generation.
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touched
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cheerful
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gratefu
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generous
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①
character
②
balance
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approach
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confidence
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Don’t hesitate ______ for help if you have any problem meeting the schedule.
①
to ask
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asked
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asking
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to be asked
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Read the book carefully __________ you’ll find lots of information related to our research.
①
if
②
and
③
so
④
or
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Our manager is so __________ in his thinking, he never listens to new ideas.
①
rigid
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tedious
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boring
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vivid
【单选题】
Parts of my childhood are so _________ to me that they could be memories of yesterday.
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prim
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vivid
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boring
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tedious