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【单选题】
价格(X,元)与需求量(Y,吨)之间的回归方程为: Y=356-1.5Xi,说明价格每上涨一元,需求量减少( )吨。A.
1.5
B.
0.5
C.
-1.5
D.
-0.5
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【单选题】有一些字简化时采取同音替代的方法,导致意思区分不开,区别性差,大约有3%至5%的简化字会引起这种混乱。
A.
3%至5%
B.
7%至9%
C.
1%至2%
D.
10%至15%
【简答题】He uses ______ least a dozen balls per round because they
lose their shape after he hits them.
【多选题】Why are Felix, Agatha, and De Lacey so poor?
A.
They were born poor.
B.
Safie's father stripped them of their fortune.
C.
The French court took their fortune and exiled them from France for helping Safie's father escape from prison.
D.
Felix spent the family's money courting Safie.
【单选题】Assume that an operating system uses a round—robin scheduler. The process's quantum is 20 msec, and the context switch is 5 msec. What percentage of the CPU's time is spent on administrative overhead?...
A.
5％.
B.
15％.
C.
20％.
D.
25％.
【单选题】According to SustainAbility, what is the reason for the appearance of so many different definitions for globalization?
A.
There's no authoritative definition for globalization.
B.
Others' definitions are more convincing than professor Levitt's.
C.
Different people have different ideas on globalization.
D.
Things are different after two decades' time.
【简答题】电风扇产品外观设计制作项目.pdf
【判断题】Instantly, from the dark holes all round, there was a frenzied rush of Jews . This sentence uses a transferred epithet and a metaphor.
A.
正确
B.
错误
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