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【简答题】
设f是X上的复可测函数．μ是X上的正测度并且 设E={p：φ(p)＜∞}，并假设‖f‖ ∞ ＞0．
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举一反三
【单选题】当煤中水份含量在5%至10%之间时，规定平行测定结果的允许绝对偏差不大于0.3%，对某一煤试样进行3次平行测定，其结果分别为7.17%、7.31%及7.72%，应弃去的是（）
A.
7.72%
B.
7.17%
C.
7.72%
D.
7.31%
【单选题】It is reported that more than two ________ died in the accident. [ ]
A.
hundred people
B.
hundreds people
C.
hundred peoples
D.
hundreds peoples
【单选题】当煤中水份含量在5%至10%之间时,规定平行测定结果的允许绝对偏差不大于0.3%,对某一煤试样进行3次平行测定,其结果分别为7.17%、7.31%及7.72%,应弃去的是:
A.
7.72%
B.
7.17%
C.
7.72%、7.31%
D.
7.31%
【单选题】It is implied in the second paragraph that_____.
A.
there are more rich people than poor people in New York city
B.
it's easy to get rich in New York because the American dream is out in the open for everyone
C.
in New York, the poor resent the rich, and the rich feel remorse about their wealth
D.
the rich and poor both have a place and seem to get along in New York
【单选题】Mr. Kwan feels _____. His plane is late and he has an important meeting in 2 hours.
A.
stressed
B.
unhealthy
C.
energetic
【单选题】听力原文： Officials in the former Soviet Republic of Azerbaijan now fear more than 300 people were killed Saturday in a huge subway fire. Peter Collins has details in Moscow. 'The fire broke out Saturday ...
A.
a high voltage spark
B.
all electrical fault
C.
more, than 300 people were killed Saturday
D.
more than 300 people were killed Thursday
【简答题】完形填空。 What is the population of China? There are more than a billion and two hundred million people in China. It is almost one fifth of the world's population. How to control the population growth is ...
【单选题】The 42-year-old woman mentioned in the third paragraph
A.
is more trustworthy than other people.
B.
doesn't like stay near others.
C.
is not sharp on personal space.
D.
is abnormal in mind.
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