Question

oraciones interrogativas en present perfect simple (How many letters/he/write)

Answer 1

How many letters he writes?

Answer 2

Respuesta:

How many letters has he written ?.

Explicación:

El presente perfecto se forma con los auxiliares Have o Has + Participio pasado de un verbo regular o irregular

En oraciones interrogativas con How many

How many + object + Have o Has + Sujeto + Verbo en paricipio pasado + complemento?