华佗于何时发明麻沸散()公元208年A、1800多年前 B、2000多年前 C、21

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问题:

华佗于何时发明麻沸散()公元208年

A、1800多年前

B、2000多年前

C、2100多年前

D、1600多年前

考点:历史学中国医学史中国医学史题库
题型:单项选择题

单词拼写

66. Men and women should have           (平等的)rights in society.

67. How many          (德国人)are going to join in this organization?

68. Is the newspaper          (递送)to the readers every morning?

69. She wants to find a white—        (衣领)job after graduation.

70. It is well-known that the US has two main          (政治)parties.

71. He was lying in the bed,         (想象)what his future life would be like.

72. I hear that her brother is the         (助手)of President Bill.

73. YaoMing has led his team to many         (胜利)these years.

74. No one can        (分离)Tibet from China.

75. The people         (渐渐地)got out of that terrible earthquake’s shadow.

题型:单项选择题

X线产生过程中,电子高速运动所需能量主要取决于()

A.靶物质原子序数

B.管电流

C.管电压

D.旋转阳极转速

E.灯丝焦点大小

题型:单项选择题

下列反应属于吸热反应的是 (    )

A.炭燃烧生成一氧化碳

B.中和反应

C.锌粒与稀H2SO4反应制取H2

D.Ba(OH)2·8H2O与NH4Cl反应

题型:单项选择题

我国健康教育面临的挑战为()

A.新型传染病的增加

B.营养不良病的增加

C.普通传染病的流行

D.职业病的增加

E.新型传染病和普通传染病并存

题型:单项选择题

线路强送电应注意的事项是什么?

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