皮皮学，免费搜题
登录
搜题
【单选题】
定义域为R的函数f（x）对任意x都有f（2+x）=f（2-x），且其导函数f′（x）满足 f ′ (x) x-2 ＞0 ，则当2＜a＜4时，有（ ）A.
f（2 a ）＜f（2）＜f（log 2 a）
B.
f（2）＜f（2 a ）＜f（log 2 a）
C.
f（2）＜f（log 2 a）＜f（2 a ）
D.
f（log 2 a）＜f（2 a ）＜f（2）
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】在Excel 2003中，选定大范围连续的整行或整列单元格区域时，可以先选定第一整行或整列，然后按住()键，再用鼠标器左键单击最后一行或列的行号或列标。
A.
Alt
B.
Ctrl
C.
Shift
D.
Esc
【单选题】在Excel 的编辑状态下,要选取连续的区域时,首先按下( )键,然后单击需选定的第一个和最后一个单元格区域。
A.
Ctrl
B.
Alt
C.
Shift
D.
Backspace
【单选题】The result and manifestation of vertical differentiation of organizational structure are organizational structure ()
A.
Department
B.
Hierarchy
C.
F unctionalization
D.
Specialization.
【单选题】要选定若干个不连续的单元格区域,正确的操作是( )
A.
按住“Ctrl”键的同时，依次单击需选定区域
B.
按住“Ctrl”键的同时，依次拖动选定不连续区域
C.
先选定第一个单元格，在按住“Shift”键的同时单击最后一个单元格
D.
按住“Shift”键的同时，依次拖动选定区域
【单选题】听力原文： Although I think the United States generally has an excellent system of transportation, I do not think that it does a good job of transporting people between cities that are only a few hundred m...
A.
Energy conservation.
B.
Transportation of the future.
C.
Strip cities.
D.
Advantages of air transportation over railroads.
【简答题】导游交际语言是导游人员与游客交往时的一种语言形式, 它主要包括哪些形式?
【单选题】— What are you ______________? — I'm listening to the music. [ ]
A.
do
B.
doing
C.
does
【单选题】A survey was carried on the death rate of new-born babies in that region,___ were surprising. A. as result B. which results C. over D. the results of which
A.
1
B.
2
C.
3
D.
4
【单选题】A survey was crried out on the death rate of new-born babies in that region, were surprising. A. as result B. which results C. over D. the results of which
A.
1
B.
2
C.
3
D.
4
相关题目：
参考解析：
知识点：
题目纠错 0
发布
