被后世称之为“亚圣”的思想家、教育家、政治家是谁（）？
A、孔子
B、孟子
C、老子
D、墨子
参考答案：B
简述拉紧装置有几种形式？
Totally ________, both of the world famous writers were born and died on the same day and of the same disease. [ ]
A. by coincidence
B. by incident
C. by accident
D. by luck
