一道2010年中考一模英语单选题~I think the MP3 is very useful,It ------for listening to music.A.is used B.uses C.was used D.used

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一道2010年中考一模英语单选题~IthinktheMP3isveryuseful,It------forlisteningtomusic.A.isusedB.usesC.wasusedD.used一

一道2010年中考一模英语单选题~I think the MP3 is very useful,It ------for listening to music.A.is used B.uses C.was used D.used
一道2010年中考一模英语单选题~
I think the MP3 is very useful,It ------for listening to music.
A.is used B.uses C.was used D.used

一道2010年中考一模英语单选题~I think the MP3 is very useful,It ------for listening to music.A.is used B.uses C.was used D.used
这道题选A,因为这里用的是被动语态,lt is used,表示被用来做……,不能用主动形式