高等继续教育 / 电子商务英语
正确率：100%
题型描述: 单选题
Several loudspeakers are ＿＿＿＿＿＿from the ceiling and we can hear the speaker very clearly.
A.connected
B.associated
C.sustained
D.suspended
Several loudspeakers are ＿＿＿＿＿＿from the ceiling and we can hear the speaker very clearly.
A.connected
B.associated
C.sustained
D.suspended
参考答案：
佳题速递：