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【单选题】
《公路工程标准施工招标文件》中规定，高桥墩的施工承包人施工前()天将施工计划报监理人审批。A.
28
B.
14
C.
7
D.
10
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举一反三
【单选题】Why does the author mention the 'mother' and 'father' in the first paragraph?
A.
To present the background of statistics in a humorous and understandable way
B.
To point out that parents can teach their children statistics
C.
To explain that there are different kinds of variables
D.
To introduce inferential statistics
【单选题】Why does the author mention Kodak's invention of the first digital camera?
A.
To show its early attempt to reinvent itself.
B.
To show its effort to overcome complacency.
C.
To show its quick adaptation to the digital revolution.
D.
To show its will to compete with Japan's Fuji Photo.
【单选题】Why does Crusoe’s first attempt at making a canoe fail?
A.
The wood is rotten
B.
The canoe is too fragile
C.
The canoe is too heavy
D.
Termites eat through the bottom
【单选题】RLC电路中,当外加频率高于电路谐振频率时,若电路阻抗呈容性,相当于一个电容,此电路为____谐振电路。当外加频率低于电路谐振频率时,若电路呈感性,相当于一个电感线圈,此电路为____谐振电路。所以当串联或并联谐振电路不是调节在信号频率点时,信号通过后将会产生相移(即相位失真).
A.
串联,串联
B.
并联,并联
C.
并联,串联
【单选题】Why does the speaker make this talk?
A.
It's the first lesson.
B.
There's no workbook.
C.
Instructions are not given.
【单选题】Why does Harker come to Dracula’s castle at the first place?
A.
He is a vampire hunter and wants to eradicate them for good.
B.
He is a young, English lawyer who must visit Count Dracula in order to finalize a transfer of real estate in England.
C.
He is lost in a trip to Transylvania.
D.
His business requires him to travel through the Carpathian Mountains.
【单选题】Why does the author mention Kodak's Invention of the first digital camera ?
A.
To show its early attempt to reinvent itself .
B.
To show its effort to overcome complacency .
C.
To show its quick adaptation to the digital revolution .
D.
To show its will to compete with Japan's Fuji Photo .
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