活塞式压缩机运行()左右应进行中修。
A.1000h
B.2000h
C.3000h
D.4000h
参考答案:C
Though he is busy, music has always been___his work.
A.as much a part of his life as
B.as a part of his life much as
C.as much as a part of his life
D.so much a part of his life as
李慎之在《中国文化传统与现代化》提出:从来皇帝的尊号中都有“奉天承运”、“继天立极”这样的字样。明明是流氓地痞、靠杀人放火、打家劫舍发迹的人,只要一登皇位,就自然而然戴上这样神圣的光环。下列为“戴神圣光环”提供相应理论基础的历史人物是()
A.老子
B.董仲舒
C.李贽
D.梁启超