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【单选题】
下列对经济全球化的含义理解正确的是( )。A.
经济全球化是指生产要素在全球范围内流动和配置,是各国经济日益形成相互依赖、联系的趋势
B.
经济全球化是指以美国为代表的发达国家凭借自己的经济实力来控制世界经济的行为
C.
经济全球化是指世界各国在全球范围已完全实现了经济融合
D.
经济全球化是指生产要素不受任何限制,在全球自由流动,促进经济发展的趋势
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【单选题】Since William had been seriously ill for several months, his parents were worried about ________ to return to school full-time. A. he wanted B. he wanting C. him to want D. his wanting
A.
he wanted
B.
he wanting
C.
him to want
D.
his wanting
【简答题】对于在[a，b]上有意义的两个函数f（x）与g（x），如果对任意的x∈[a，b]，均有|f（x）-g（x）|≤1，则称f（x）与g（x）在[a，b]上是接近的，否则称f（x）与g（x）在[a，b]上是非接近的．现在有两个函数f（x）=log t （x-3t）与g（x）=log t （ 1 x-t ）（t＞0且t≠1），现给定区间[t+2，t+3]． （1）若t= 1 2 ，判断f（x）与g（x）是...
【简答题】如果函数f（x）=-x 2 +2ax在区间[1，2]上是减函数，那么实数a的取值范围是a≤1a≤1．如果函数f（x）=-x 2 +2ax与函数 g(x)= a x+1 在区间[1，2]上都是减函数，那么实数a的取值范围是0＜a≤10＜a≤1．
【单选题】听力原文： Back in those primitive times it was unnecessary to have a special form. of exchange value for everything, like a price. In those times the only things that were really valuable were the skills ...
A.
Life was easy and food was easy to find.
B.
People care more about how to survive.
C.
The people took care of each other out of love.
D.
There are many developed individual monetary systems.
【单选题】听力原文： Back in those primitive times it was unnecessary to have a special form. of exchange value for everything, like a price. In thee times the only things that were really valuable were the skills t...
A.
Life was easy and food was easy to find.
B.
People care more about how to survive.
C.
The people took care of each other out of love.
D.
There are many developed individual monetary systems.
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