瓦斯检查地点应符合规程第149条的规定,每月编制(),由矿总工程师审查签字。
参考答案:瓦斯检查点设置计划
句型转换。
1. My pen pal is from Australia. (改为同义句)
My pen pal _____ _____ Australia.
2. Bob can speak English and Chinese. (就划线部分提问)
_____ _____ can Bob speak?
3. Allen's uncle lives in Sydney. (就划线部分提问)
_____ _____ does Allen's uncle _____?
4. John likes playing the piano. He likes going to the movies, too. (合并为一句)
John likes playing the piano_____ _____ to the movies.
5. I think Mary has a pen pal. (改为否定句)
I_____ think Mary _____ a pen pal.
通常用于公路接缝,密封性能较好的密封材料是( )。
A.沥青嵌缝油膏
B.丙烯酸类密封膏
C.聚氨酯密封膏
D.聚氯乙烯接缝膏