Question

Diferencias entre presente perfecto continuo y pasado perfecto continuo

Answer 1

Presente perfecto continuo:

ex. She has been waiting a long time.

ex. They have been studying enough for the exam.

Se forma con sujeto + have o has + pasado participio be + verbo con gerundio (ing) + complemento.

Pasado perfecto continuo:

ex. She had been studying......

lo que cambia es que have//has pasa a ser had