正常短时间手动关井不包括（）。
A、慢慢关小油嘴直至全部关上
B、关闭地面翼安全阀
C、关闭地面主安全阀
D、关闭生产主阀
参考答案：D
I have been convinced that the print media are usually more __________ and more reliable than television.
A．actual
B．adequate
C．accurate
D．autonomous
简述业务活动报告和经营活动分析报告编写的注意事项.
