关于介词副词不同用we heard the noises from belowfrom一般只做介词用,below也是只有副和介的两种形式,这个句子没错,但介词副词不同用,这又怎麽解释呢?

from这个介词特殊，可以跟副词和介词短语，如from under the bed，from where

你好,很高兴为你解答.这个语法现象很常见,我们一般将这个称为双重介词结构.即把这个below 看成介词.例如,He said hello to me from across the room. She looked at me from above the glasses有兴趣可以去...