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【判断题】
SBM模型具有两个重要的特性，一是对效率衡量的结果是不受投入和产出项所用的单位影响的；二是效率值与每个投入和产出的差额是单调递减的。A.
正确
B.
错误
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【单选题】Why didn't the government's expansion programme work very well?
A.
Because the farmers were uncertain about the financial support the government guaranteed.
B.
Because the farmers were uncertain about the benefits of expanding production.
C.
Because the farmers were uncertain whether foreign markets could be found for their produce.
D.
Because the older generation of farmers were strongly against the programme.
【单选题】Why didn't the government's expansion program work very well?
A.
Because the farmers were uncertain about the financial support the government guaranteed.
B.
Because the tanners were uncertain about the benefits of expanding production.
C.
Because the farmers were uncertain whether foreign markets could be found for their produce.
D.
Because the older generation of farmers were strongly against the program.
【单选题】听力原文：The expansion of trade hasn't fully closed the gap between those of us who live on the cutting edge of the global economy and the billions around the world who live on the knife's edge of surviva...
A.
正确
B.
错误
【单选题】Why didn't the government's expansion program work very well?
A.
Because the farmers were uncertain about the benefits of expanding production.
B.
Because the farmers were uncertain about the financial support the government, guaranteed.
C.
Because the farmers were uncertain whether foreign markets could be found for their product.
D.
Because the older generation of farmers were strongly against the program.
【简答题】Why didn’t the government’s expansion programme work very well? A) Because the farmers were uncertain about the financial support the government guaranteed. B) Because the farmers were uncertain about...
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