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【判断题】
报警联动是指报警事件发生时，引发报警设备以外的其他设备进行动作(如报警图像复核、照明控制等)。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】分析下段代码输出结果是 var t = 10; function test(test){ t = t + test; var t = 3; console.log(t); } test(t);
A.
6
B.
3
C.
13
D.
NaN
【单选题】From 'Mike Horan's words, we can know that the fire fighters themselves ______.
A.
are being taken care of by the computers
B.
have been saved by the computers many times
C.
always get hurt in saving people's lives
D.
are trying hard to stop a fire burning
参考解析：
知识点：
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