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【简答题】
、(本小题满分14分) 设函数 ，其中实常数 。 (1)求函数 的定义域和值域； (2)试探究函数 的奇偶性与单调性，并证明你的结论。
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【单选题】What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?
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Memory resident package
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Project management package
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Data communication package
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Electronic mail package
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A.
realizing
B.
to be realized
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realized
D.
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【单选题】在直径400mm的工件上车削沟槽，若切削速度设定为100m( )r／min。
A.
69
B.
79
C.
100
D.
200
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【单选题】If you are weak a subject, and asking a teacher for advice can help. [     ]
A.
at; working
B.
in; work hard
C.
at; work hard
D.
in; working hard
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【单选题】数控编程在直径400mm的工件上车削沟槽，若切削速度设定为100m/min，则主轴转数宜选()r/min。
A.
69
B.
79
C.
100
D.
200
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【单选题】When Louise started working________.
A.
she got a little pay but worked and learned very hard
B.
she worked alone without any help
C.
she was forced to work long hours every day
D.
she was encouraged by the public
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【单选题】Harry _______ in this school since he came to China. [     ]
A.
is working
B.
was working
C.
will work
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has worked
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【单选题】下列何者會在使用者安裝完應用程式後顯示於應用程式列表圖示的下方? (A)Application Name (B)Package Name (C)Activity Name (D)Project Name
A.
Application Name
B.
Package Name
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Activity Name
D.
Project Name
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【单选题】在直径400mm的工件上车削沟槽,若切削速度设定为100m / min,则主轴转
A.
选(  )r/min。
B.
69
C.
79
D.
100
E.
200
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【单选题】From the school name _______ on the package, we guessed that it might belong to a student of our school.
A.
saved
B.
marked
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prepared
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called
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相关题目：
【单选题】What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?
A.
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B.
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C.
Data communication package
D.
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【单选题】People believe that the China Dream is not very difficult ____ so long as the whole nation works hard for it.
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【单选题】If you are weak a subject, and asking a teacher for advice can help. [     ]
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【单选题】数控编程在直径400mm的工件上车削沟槽，若切削速度设定为100m/min，则主轴转数宜选()r/min。
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69
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200
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【单选题】When Louise started working________.
A.
she got a little pay but worked and learned very hard
B.
she worked alone without any help
C.
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查看完整题目与答案
【单选题】Harry _______ in this school since he came to China. [     ]
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was working
C.
will work
D.
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【单选题】下列何者會在使用者安裝完應用程式後顯示於應用程式列表圖示的下方? (A)Application Name (B)Package Name (C)Activity Name (D)Project Name
A.
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B.
Package Name
C.
Activity Name
D.
Project Name
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【单选题】在直径400mm的工件上车削沟槽,若切削速度设定为100m / min,则主轴转
A.
选(  )r/min。
B.
69
C.
79
D.
100
E.
200
查看完整题目与答案
【单选题】From the school name _______ on the package, we guessed that it might belong to a student of our school.
A.
saved
B.
marked
C.
prepared
D.
called
查看完整题目与答案