北魏从（）开始实行全面的汉化运动，推行政治改革。
A.文成帝
B.献文帝
C.孝文帝
D.宣武帝
参考答案：C
连接伸缩节专用隔水管并用扭矩扳手（）的扭矩上紧螺杆。
Nowadays it is not uncommon for a big, p schoolboy to elbow an elderly woman aside in the dash for the last remaining seat on the bus or tube, () stand up and offer his seat to her.
A. much less
B. not to mention
C. not to say
D. rather than
