若火灾发生在储罐、钢瓶、管道裂口处且为稳定的火炬燃烧时，可用（）和高压水枪，对准根部扑熄。
参考答案：直流水枪
指出错误并改正。
l. We'll never forget the days when we spent together in the mountain village.
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2. Do you still remember the village where we paid a visit to last summer?
3. This is the best hotel that I have ever stayed.
4. I don't believe the reason why he gave us for his absence from the meeting.
5. We have come to a point when we have to make a decision by ourselves.
下列有关中国新石器时代文化及其所属文化区域的说法中，不正确的有（）
A.红山文化属黄河流域文化区，良渚文化属长江流域文化区
B.良渚文化属黄河流域文化区，龙山文化属长江流域文化区
C.龙山文化属黄河流域文化区，河姆渡文化属长江流域文化区
D.河姆渡文化属黄河流域文化区，红山文化属长江流域文化区
