The illocutionary point of _______ is to express the psychological state specifed in the utterance.
A. representatives
B. commissives
C. expressives
D. declaratives
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Of the three speech acts, linguists are most interested in the_______ because this kind of speech act is identical with the speaker's intention.
A. locutionary act
B. illocutionary aot
C. perlocutionary act
D. constative act
某酒店厨房的火灾探测器经常误报火警,最可能的原因是()
A. 厨房内安装的是感烟火灾探测器
B. 厨房内火灾探测器的编码错误
C. 火灾报警控制器供电电压不足
D. 厨房内的火灾探测器通信信号总线故障
( )是火灾自动报警系统中用以接收、显示和传递火灾报警信号,并能发出控制信号和其它辅助设备功能的控制指示设备。
A. 火灾探测器
B. 火灾报警装置
C. 火灾警报装置
D. 火灾报警按钮
手动火灾报警按钮应设置在明显和便于操作的部位,当安装在墙上时,其底边距地高度宜为(),且应有明显标志。
A. 1.0~1.1米
B. 1.1~1.2米
C. 1.2~1.3米
D. 1.3~1.5米