检验检疫证书在诉讼时是举证的有效证明文件，不需公证机构公证。 ( )
参考答案：对
—
— It's twelve o'clock! [ ]
A. What is it?
B. Where is it?
C. What time is it?
对提请关闭的煤矿，应该履行哪些程序？
