《建筑消防安全检测评价技术规程》规定,水喷雾灭火系统采用传动管传输信号时,传动管的长度不宜大于()m
A.100
B.200
C.300
D.400
参考答案:C
根据括号中所给的汉语写出单词,使句子意思完整正确。
小题1:There are about two (千)students and teachers in our school.
小题2:The temperature stays ________(在……之上) zero in winter here. You don’t have to carry many clothes with you.
小题3:“Why didn’t you tell me earlier?” the boss shouted (生气地).
小题4:Mr. Huang teaches ________(我们)English, and we like him very much.
小题5:— How long can I (借)this dictionary?
— For two weeks.
黛柏散功效与作用