Uso:

– Una acción en el pasado conectada con el presente.

– Acciones completadas recientemente.

– Acciones que comienzan en el pasado y continúan.

Ejemplos:

Mary has visited her boyfriend recently.

They have just bought an apple pie.

– Para el presente perfecto de CAN y MAY se usa BEEN ABLE TO, para el presente perfecto de MUST se usa HAD TO.

The architect has been able to participate in many projects.

The artists have had to perform in all the episodes.