A thesis statement is usually presented [u]      [/u].  A: separately from the introduction B: in the beginning of the introduction C: in the middle of the introduction D: in the end of the introduction

PowerPoint中使字体有下划线的快捷键是（）。 A: Shift+U B: Ctrl+U C: End+U D: Alt+U

PowerPoint中使字体有下划线的快捷键是（ ）。 A: End+U B: Shift+U C: Ctrl+U D: Ctrl+V

PowerPoint中使字体有下划线的快捷键是 (75) 。 A: Ctrl+U B: Shift+U C: End+U D: Alt+U

求下面矩阵的 Cholesky 分解 （다음 행렬의 Cholesky factorization을 구하시오）. \begin{bmatrix}<br/>1\ \,\, 3\ \,\, 7\\ <br/>3\ 10\ 26\\ <br/>7\ 26\ 75\\<br/>\end{bmatrix} A: \(U=\begin{bmatrix}<br/>1\ 3\ 7\\ <br/>0\ 1\ 5\\ <br/>0\ 0\ 1\\<br/>\end{bmatrix}\) B: \(U=\begin{bmatrix}<br/>1\ 2\ 7\\ <br/>0\ 3\ 5\\ <br/>0\ 0\ 1\\<br/>\end{bmatrix}\) C: \(U=\begin{bmatrix}<br/>1\ 3\ 7\\ <br/>0\ 2\ 5\\ <br/>0\ 0\ 1\\<br/>\end{bmatrix}\) D: \(U=\begin{bmatrix}<br/>1\ 3\ 1\\ <br/>0\ 1\ 5\\ <br/>0\ 0\ 7\\<br/>\end{bmatrix}\) E: \(U=\begin{bmatrix}<br/>1\ 2\ 7\\ <br/>0\ 3\ 1\\ <br/>0\ 0\ 1\\<br/>\end{bmatrix}\)

There is a bank __________ the street. A: on the end of B: in the end of C: at the end of D: by the end of

_ we won the war. A: In the end B: On the end C: By the end D: At the end

语句while(!end);中的条件!end等价于() A: end==0 B: end!=1 C: end!=0 D: -end

阅读下面的python程序,请问输出结果是什么? Print(“T”,end=’’) if not 0 else print (‘F’,end=’’) Print(“T”,end=’’)if 6 else print (‘F’,end=’’) Print(“T”,end=’’)if””else print(‘F‘,end=’’) Print(“T”,end=’’)if”abc”else print(‘F’,end=’’) Print(“T”,end=’’)if____else print (‘F’,end=’’) Print(“T”,end=’’)if(1,2)else print(‘F’,end=’’) Print(“T”,end=’’)if[ ]else print(‘F’,end=’’) Print(“T”,end=’’)if[1,2]else print(‘F’,end=’’) Print(“T”,end=’’)if{ }else print(‘F’,end=’’) Print(“T”,end=’’)if{1,2}else print(‘F’,end=’’)

It is not the end of violence; it is not the end of lawlessness; and it’s not the end of ______ (order).