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【判断题】
消防梯是消防队员扑救火灾时，登高灭火、救人或翻越障碍的工具，目前常用的有铝合金折叠式救援梯、拉梯、挂钩梯、单杠梯等几种。
A.
正确
B.
错误
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】On February 4,1974,the Capital Building, the newest building in Sao Paulo, was destroyed in a big fire. The fire was started on the 11th floor. Soon the whole floor was on fire. There were 25 floors i...
A.
Right.
B.
Wrong.
C.
Doesn’ t say.
【单选题】On February 4,1974, the Capital Building, the newest building ha Sao Paulo, was destroyed in a big fire. The fire was started on the 11th floor. Soon the whole floor was on fare. There were 25 floors ...
A.
Right.
B.
Wrong.
C.
Doesn’t say.