Heather's Homework

Presence, active, i'd called.
Presence, passive, i had called past perfect.
I had called.
Past perfect, massive, i have been called past active,
I'd called.
I am calling.

Presença, ativo, eu tinha chamado.
Presença, passiva, eu tinha chamado pretérito perfeito.
Eu tinha chamado.
Passado perfeito, enorme, fui chamado passado ativo,
Eu tinha chamado.
Eu estou chamando.