concentrate on是专心于...,集中精神于...的意思
一般人才会说专心于什么什么的,人专心于什么事,表示主动,所以一般用concentrating on...
concentrated on 过去分词表示被动的意思
concentrate on作状语时,是用concentrating on还是concentrated on ?
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相关问题
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focus on concentrate on 区别是?
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concentrate one’s mind on
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人作主语还是物做主语 be focused on be concentrated on
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concentrate表示应力集中时后面用on,in还是at?
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centre on 和 concentrate on比较
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concentrate on等于
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英语词组concentrate A on B
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He is tended to concentrate on his job.中tend为过去式concentrate为
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concentrare on 与concentrate at的区别
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The design of modern architecture concentrates on usefulness