一般现在时态的被动语态一般现在时态的被动语态(1)肯定形式肯定形式The child loves this song.byThis songthe child.loveisd Jane looks after the cat.isbyedThe catJane.look after Children love these songs.byThese songsChildrendare love被动语态的肯定结构：主语be+done(过去分词)+(by-)(动作承受者)(动作执行者)(2)否定形式 The child doesnt love this song.bynotThis songthe child.dloveis They dont plant the trees.byThe treesThem.edareplantnot被动语态的肯定结构：主语be+done +(by-)被动语态的否定结构：主语be+done+(by-)not(3)疑问形式疑问形式 The child loves this song.This song is loved by the child.Is thi
