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【简答题】
设函数f(x)为连续函数且为奇函数，若定积分 ，则定积分 =______．
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举一反三
【单选题】What does the first part of this text tell us?
A.
Illness makes you unhappy and sad.
B.
If you lie on bed, you must be ill.
C.
If you don't want to work, you must be ill.
【简答题】读下面的对话完成短文填空，每空一词。 W: Were you busy last weekend, Steven? M: Yes. I was writing a book about a kind of animal. How about you, Susan? W: Me too. I looked after my daughter. She was riding home when it ...
【单选题】The author wants to tell us in the first part____.
A.
why doctors don't always tell the truth
B.
the benefits of not knowing the seriousness of an illness
C.
why sometimes doctors lie especially to seriously ill patients
D.
to have a routine physical checkup
【单选题】Which book might be thought by the author as having the least value?
A.
The Art of War.
B.
Leadership Secrets of Attila the Hun.
C.
The Fine Art of Success.
D.
Why I Write.
【单选题】Steven and I were at very different stages in our________ careers.
A.
respected
B.
respective
C.
respectful
D.
respectable
【简答题】Theauthor wants to tell us in this part _____.A. why doctors don't always tell the truth B. the benefits of not knowing the seriousness of an illness C. why sometimes doctors lie especially to serious...
【简答题】A book might ______________ by Tom.
【单选题】(part B )What does the passage mainly tell us?
A.
Learning a foreign language depends on a good memory.
B.
None of us can live without menmory.
C.
Our memories are truly amazing.
D.
How well we remember things is affected by various factors.
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