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【判断题】
收益曲线的经验事实是,短期利率低,收益曲线往往向下倾斜。A.
正确
B.
错误
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举一反三
【简答题】以__________为界,一半画外形图一半画__________的投影图称为半剖面图。
【简答题】定义并使用isPrime()函数,该函数用于判断给定的整数是否素数。参数为整数,要有异常处理。如果整数是素数(质数),函数返回True,否则返回False。
【简答题】目标: 1、熟悉质数(素数)经典概念和算法; 2、函数的应用。 说明: 如果一个自然数大于1并且除1和它本身之外没有除数,那么它就是素数。 例如,8不是质数,因为你可以将它除以2和4(我们不能使用等于1和8的除数,因为定义禁止这样做)。另一方面,7是一个素数,因为我们找不到它的任何合法除数。 任务: 您的任务是完善IsPrime函数,有一个参数num检查一个数字是否是质数。尝试将参数除以所有后续值...
【单选题】The children were suffering from ______ because they had no one to look after them.
A.
ignorance
B.
illiteracy
C.
disregard
D.
neglect
【简答题】这里的新潮流是在寒冷中锻炼。 The new trend here is ____ ______in the cold.
【简答题】对称的形体需画剖视图,可以( )为界,一半画视图(外形图),一半画剖面图。
【简答题】4. Since there was
no school on Monday, the children were allowed to stay up late on Sunday. A. Reason B. Condition C. Time
【单选题】The children were catching butterflies in the garden. Some caught a lot, and others caught _______at all.
A.
nothing
B.
none
C.
no one
D.
neither
【简答题】The students were having their chemistry class. Miss Li was telling the children what water was like. After that, she asked her students, “What’s water?” No one spoke for a few minutes．Miss Li asked a...
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