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【判断题】
演讲稿主体的形式可以采用并列式。()A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【简答题】第三章简答题 3. 已知生产函数 判断: (1)在长期生产中,该生产函数的规模报酬属于哪一种类型? (2)在短期生产中,该生产函数是否收到边际报酬递减规律的支配?
【单选题】What might be the title of the story?
A.
Dr. Howard Kelly and a Young Woman
B.
Reward to Kindness
C.
A Paid Bill
D.
A Glass of Milk
【单选题】______tells a story about a young American defeated by the stiff, traditional values of Europe.
A.
The Innocents Abroad
B.
Maggie: A Girl of the Streets
C.
Sister Carrie
D.
Martin Eden
【单选题】_____ by SanLang's story, the young girls have the motivation to overcome all the difficulties. [ ]
A.
Inspired
B.
Inspiring
C.
Being inspired
D.
To be inspired
【单选题】From the passage, we can see that the story might be told by ______.
A.
a pretty young lady
B.
a man who was mending a street lamp
C.
a warm-hearted man who offered help
D.
a man who is not mentioned in the story
【简答题】The author tells the story of a young man in a car with his father to ______.
【简答题】第三章计算题 4. 假定某厂商短期生产的边际成本函数为SMC(Q)=3Q 2 -30Q+100,且已知当生产10单位产量即Q=10时的总成本STC=1000,求相应的STC函数、SVC函数、SAC函数和AVC函数。
【简答题】O’ Henry’ s ___ is a very touching story of a young couple who sell their best possessions to get money for a Christmas present for each other.
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