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【单选题】
How much did you __________ for the computer?
A.
spend
B.
cost
C.
pay
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【简答题】设集合 ,集合 ,则 等于 A. B . C. .              D.
【单选题】直齿圆柱齿轮通过轮齿顶部的圆的直径叫做( )。
A.
齿根圆直径
B.
齿顶圆直径
C.
分度圆直径
D.
轮齿尺寸
【单选题】Her sister ______ a rich man. They ______ for twenty years.
A.
married with have married
B.
married to have married
C.
married have been married
D.
had married have been married
【判断题】Japa'nese
A.
正确
B.
错误
【单选题】设集合 , ,则集合 等于  ( ▲ ) .
A.
B.
C.
【单选题】So far as the broadcasting hours devoted to entertainment are concerned, ______.
A.
the Japanese figure is the highest in the figure
B.
the U. S. figure is smaller than the U. K. world
C.
the U. K. figure is second to the Japanese figure
D.
the Canadian figure is higher than that of any other country
【单选题】设集合 ,则A∩B等于
A.
B.
C.
【简答题】设集合 , ,则 等于 A. B. C. D.
【单选题】设全集 ,集合 , ,则集合 C U 等于
A.
B.
C.
【单选题】So far as the broadcasting hours devoted to entertainment are concerned, ______.
A.
the Japanese figure is the highest in the world
B.
the U. S. figure is smaller than the U. K. figure
C.
the U. K. figure is second to the Japanese figure
D.
the Canadian figure is higher than that of any other country
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