be in

来源：学生作业帮助网编辑：作业帮时间：2024/05/06 09:32:56

be in
be in

be in
be in use
在使用中
例句
1.the party line always seems to be in use whenever I want to make a call.
我每次想打电话时,共用的线路总是占线（在使用中）.

在美国

使用中

被用

be in be in be in be in be in be in no be in no mood? be in anger还是 be in angry be in charge be in work for be in healthy造句 be caught in造句 be in danger(翻译) 翻译be popular in wind be in popular are you be in be different in size be busy in 用法 be in one's