Several loudspeakers are______from the ceiling and we can hear the speaker very

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问题 Several loudspeakers are______from the ceiling and we can hear the speaker very clearly.

选项 A、connected
B、sustained
C、associated
D、suspended

答案 D

解析译：几个扬声器挂在天花板上，这样我们就能很清楚的听到演讲者的声音。答案应选D。

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