Glass-fiber cables can carry hundreds of telephone conversations ______ .A、at le

游客2024-08-03 11

问题 Glass-fiber cables can carry hundreds of telephone conversations ______ .

选项 A、at length
B、at the moment
C、at the same time
D、at intervals

答案 C

解析 at length最后/at the moment此刻/at the same time同时/at intervals不时地。

转载请注明原文地址:https://tihaiku.com/zcyy/3704514.html

相关试题推荐

随机试题

最新回复(0)

[originaltext]Inthissection，youwillhearfiveshortconversations.Eachcon