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【单选题】
如果随着产量的增加LAC曲线下降,这是由于:A.
规模经济
B.
规模不经济
C.
边际收益递减规律的作用
D.
上述都不对
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举一反三
【单选题】在Excel中选定任意10行，再在选定的基础上改变第五行的行高，则（）
A.
任意10行的行高均改变，
B.
任意10行的行高均改变
C.
只有第五行的行高改变
D.
只有第五行的行高不变
【简答题】听力原文：Many of the services needed both by industry and each of us are provided by Government or our local authorities. Without hospitals, roads, electricity, railways, this country could not function. ...
【单选题】在ExceL中选定任意10行,再在选定的基础上改变第五行的行高,则 。
A.
任意10行的行高均改变,并与第五行的行高相等
B.
任意10行的行高均改变,并与第五行的行高不相等
C.
只有第五行的行高改变
D.
只有第五行的行高不变
【单选题】The home service industry in Beijing is expected to become more attractive both as a job and as an industry. Sources at the Beijing People's Political Consultative Conference said resistance to home s...
A.
Home service.
B.
Modern city life.
C.
Laid-off workers.
D.
Social status.
【单选题】The home service industry in Beijing is expected to become more attractive both as a job and as an industry. Sources at the Beijing People's Political Consultative Conference said resistance to home s...
A.
Home service.
B.
Modem city life.
C.
Laid-off workers.
D.
Social status.
【单选题】It was a bad year for the film industry, ________ both quantity and quality. [ ]
A.
in terms of
B.
in case of
C.
as a result of
D.
in face of
【单选题】The home service industry in Beijing is expected to become more attractive both as a job and as an industry. Sources at the Beijing People' s Political Consultative Conference said resistance to home ...
A.
Home service.
B.
Modern city life.
C.
Laid-off workers.
D.
Social status.
【简答题】The home service industry in Beijing is expected to become more attractive both as a job and as an industry. Sources at the Beijing People’s Political Consultative Conference said resistance to home s...
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