B、用系统提供的“设计模板”创建
C、可以根据现有的演示文稿来创建
D、可以在桌面的空白处单击鼠标右键,利用“新建”菜单中的“Microsoft Power Point 2003”
来创建
E、用“内容提示向导”创建
A.可以用退格键Backspace切换到“上一张”
B.可以按任意键切换到“下一张”
C.可以先输入一个数字,再按回车键切换到某一张
D.可以用空格键或回车键切换到“下一张”
The central idea of the passage is to point out potential problems regarding ______.
A.effects of high-level radiation
B.operation of nuclear power plants
C.fallout from the explosion of nuclear weapons
D.various sources of radioactive wastes
A.Increase the transmitter power of BTS
B.Decrease the transmitter power of BTS
C.Use a tower amplifier for BTS
D.Use an antenna with a low gain
A.可设置自动切换
B.可用鼠标单击切换
C.一张幻灯片可同时设置几种切换动作
D.可设置切换音效
E.可设置切换效果
A.图片对象可以建立超级链接
B.文字对象可以建立超级链接
C.背景图案可以建立超级链接
D.图形对象可以建立超级链接
The author's main point is that ______.
A.it is impossible to attain national self sufficiency
B.the varying productivity of the various industries leads to the inequalities in wages of workers in these industries
C.a policy that draws labor from the fields of greater natural productiveness to fields of lower natural productiveness tends to reduce purchasing power
D.the government ought to subsidize C and D