PASSIVE VOICE IN PRESENT PERFECT TENSE
PRESENT PERFECT
AFFIRMATIVE
Active
Subject +has/have +V3+Object
Swati HAS sung a song.
Passive
Subject(sufferer)+ has/have
+been +V3+ preposition +Object( Doer )
A song HAS BEEN sung by Swati.
Active
I have written a letter .
Passive
A letter has been written by me .
NEGATIVE
Active
Subject +has/have +not+ V3+Object
Swati HAS NOT sung a song.
Passive
Subject(sufferer)+ has/have
+not+been +V3+preposition +Object( Doer )
A song HAS NOT BEEN sung by Swati.
Active
I have not written a letter .
Passive
A letter has not been written by me.
INTERROGATIVE
TYPE I
Active
Has/have+Subject + V3+Object
HAS Swati sung a song?
Passive
Has/have+Subject(sufferer)+been + V3+preposition +Object( Doer )
HAS A SONG BEEN sung by Swati ?
Active
Have I written a letter ?
Passive
Has a letter been written by me ?
INTERROGATIVE
TYPE II
Active
WHfamily word+have/have+subject +V3+Object
Why HAS Swati sung a song ?
Passive
WHfamily word+has/have+Subject(sufferer)+
+been +V3+preposition +Object( Doer )
Why HAS a song BEEN sung by Swati ?
Active
Why have I written a letter ?
Passive
Why has a letter been written by me ?
1. Nishi has burnt all the papers.
All the papers have been burnt by Nishi.
2. Sujata has not completed her project by now.
Her project has not been completed by Sujatha by now.
3 Have you heard your voice ever?
Has your voice ever been heard by you?
4. Why have you lost all your concentrations?
Why have all your concentrations been lost by you?
5. Who has recognized all the characters of the story well?
By whom has all the characters of the story been recognized well ?