政府职能市场化包括两层含义（）
A、政府机构设立的市场化
B、政府职能定位的市场化
C、政府职能输出的市场化
D、政府运行原则的市场化
参考答案：B, C
在空白处填入适当的单词、短语或句子， 使对话完整。
A: Who is the woman over there?
B: That’s Wang Nan. She was a famous (1)_____player.
A: When and (2)_____ was she born?
B: She was born in 1978 in Liaoning.
A: (3)_____?
B: For about 24 years.
A: When did she start playing table tennis?
B: In 1985, (4)_____ seven.
A: When did she stop (5)_____ table tennis?
B: In 2008.
直线桥梁自线路中心至作业通道栏杆内侧的净距：钢梁明桥面应不小于（）m。
A.2.45
B.3.0
C.3.9
D.2.0
