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【单选题】
The author's purpose in this passage is to______.
A.
define the economic terms used in discussion of employment
B.
criticize the decisions of past administrations during recession years
C.
call for the application of positive economic control policies in the year that lie ahead
D.
allay current fears about increasing unemployment
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【简答题】A concept of how things get written that throws very little light on Lincoin but a great deal on life.
【单选题】________ pleasant news you have to told us!
A.
What
B.
What a
C.
How
D.
How a
【单选题】合并两个矩阵或数据框时,使用 cbind()函数,要注意,两个对象必须拥有相同的()
A.
个数
B.
行数
C.
列数
D.
下标
【判断题】电容器通直流,阻交流;电感器通交流,阻直流。
A.
正确
B.
错误
【判断题】电感器通直流,阻交流;电容器通交流,阻直流。
A.
正确
B.
错误
【判断题】( )电感的特性是通直流阻交流,它对交流有限流的作用,它与电阻器或电容器能组成高通滤波器、低通滤波器、移相电路及谐振电路等。
A.
正确
B.
错误
【单选题】A concept of how things get written that throws very little light on Lincoin but a great deal on life.
A.
metaphor
B.
simile
C.
antithesis
D.
hyperbole
【单选题】-- How things? -- Great.
A.
am
B.
is
C.
do
D.
are
【单选题】How _ things ? Great!
A.
are
B.
is
C.
am
【判断题】( )电感的特性是通直流阻交流,它对交流有限流的作用,它与电阻器或电容器能组成高通滤波器,低通滤波器,移相电路及谐振电路等。
A.
正确
B.
错误
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