III.do1<3rd pers sing pres does, 现在分词 doing, pt did, past part done>动词助动词[美 du, 英 duː]Where do is used as an auxiliary verb, the Spanish verb on its own translates both the auxiliary and the principal verbs: she didn't come no vino; does he know?¿lo sabe? Note that in spoken Spanish a question is indicated by intonation. El verbo auxiliar do se usa para formar el negativo y el interrogativo, para agregar énfasis, o para sustituir a un verbo usado anteriormente.