单项选择题
( ) has the sole power of impeachment and this impeachment needs to be put on trial by the Senate.
A．the PresidentB．the Vice President
C．The House of Representatives
D．The House of Commons
点击查看答案&解析
”的等价说法是“对每一个正数
，存在正整数
，当
时，恒有
.”
