THE MODAL PERFECT + PASSIVE VOICE

                                    

Há pouco tempo fiz um post sobre voz passiva e outro sobre o modal perfect. Chegou a hora de juntá-los!

Abaixo você encontra uma tabela sobre o modal perfect e suas variações nas vozes ativa e passiva.

MODAL PERFECT	USE	EXAMPLES
WOULD + HAVE + PAST PARTICIPLE	Hypothesis about the past active voice: would have + participle  passive voice: would have been + participle	Voz ativa: Bob would have written a letter.  (Bob teria escrito uma carta). Voz Passiva: A letter would have been written. (Uma carta teria sido escrita).
COULD + HAVE + PAST PARTICIPLE	Speculating about  possibilities in the past active voice: could have + participle  passive voice: could have been + participle	Voz ativa: Bob could have written a letter. (Bob poderia ter escrito uma carta) Voz passiva: A letter could have been written. (Uma carta poderia ter sido escrita)
SHOULD + HAVE + PAST PARTICIPLE	Regrets active voice: should have + participle  passive voice: should have been + participle	Voz ativa: Bob should have written a letter.  (Bob deveria ter escrito uma carta). Voz passiva: A letter should have been written.  (Uma carta deveria ter sido escrita).
MUST + HAVE + PAST PARTICIPLE	Speculating about an action  that probably has happened active voice: must have + participle  passive voice: must have been + participle	Voz ativa: Bob must have written a letter.  (Bob deve ter escrito uma carta). Voz passiva: A letter must have been written.  (Uma carta deve ter sido escrita).
MAY + HAVE + PAST PARTICIPLE	Speculating about an action  that maybe has happened active voice: may have + participle  passive voice: may have been + participle	Voz ativa: Bob may have written a letter.  (Bob pode ter escrito uma carta). Voz passiva: A letter may have been written. (Uma carta pode ter sido escrita).
MIGHT + HAVE + PAST PARTICIPLE	Speculating about an action  that maybe has happened active voice: might have + participle  passive voice: might have been + participle	Voz ativa: Bob might have written a letter.  (Bob pode ter escrito uma carta.) Voz passiva: A letter might have been written.  (Uma carta pode ter sido escrita).
CAN'T + HAVE + PAST PARTICIPLE	Speculating about an action   that probably hasn't happened  active voice: can't have + participle  passive voice: can't have been + participle	Voz ativa: Bob can't have written a letter (Bob não pode ter escrito uma carta). Voz passiva: A letter can't have been written.  (Uma carta não pode ter sido escrita)