9.3.2.3 Verbos modales con el present perfect continuous

El present perfect continuous con un verbo modal probablemente no se usa mucho, ni en español ni en inglés. Sin embargo frases de este tipo son posibles.

Ella ha podido estar durmiendo cuando la has llamado esta mañana, por eso no ha respondido.

Sea como sea, la formación sigue las mismas reglas que ya conocemos. Vea también el capítulo 8.3.5.

Ejemplos          
  present perfect del verbo modal
+ verbo pleno
 + sufijo -ing = present perfect continuous  
  He might have been
do
ing He might have been doing
  She could have been
writ(e)
ing She could have been writing
  We have to have been
jump
ing We have to have been jumping
  They should have been
sell
ing They should have been selling
  You need to have been
study
ing You need to have been studying
  I ought to have been
watch
ing I ought to have been watching






contacto pie de imprenta declaración de privacidad