PASSIVE VOICE

Passive voice is a passive form sentence. There are some rules in passive voice :
- Only Verb 3 is usable.
- Subject changed into object, object changed into subject.

Pattern for passive voice:

1. Simple Present Tense

Active: S + V1/Vs/Ves + O
Passive: O + to be { is, am, are } + V3 + by S

Example:
She reads the novel. (active)
The novel is read by her. (passive)

2. Simple Past Tense

Active: S + V2 + O
Passive: O + to be { was, were} + V3 + by S

Example:
Alex gave me a special gift. (active)
A special gift was given to me by Alex. (passive)

3. Simple Future Tense and Modals

Active: S + will / modals + V1 + O
Passive: O + will / modals + be + V3 + by S

Example:
I will bring a bar of chocolate. (active)
A bar of chocolate will be brought by me. (passive)

4. Simple Present Continuous Tense

Active: S + to be {is, am, are} + Ving + O
Passive: O + to be {is, am, are} + being + V3 + by S

Example:
They are buying some books in the bookstore. (active)
Some books in th ebookstore are being bought by them. (passive)

This pattern is also for to be past {was, were -- > was, were being}
5. Simple Present Perfect Tense/ Simple Past Perfect Tense

Active: S + has/have {had for past perfect}+ V3 + O
Passive: O + has/have{had for past perfect} + been + V3 + by S

Example:
Mia has sung a beautiful song. (active)
A beautiful song has been sung by Mia. (passive)

For Simple Present Perfect Continuous Tense we only change the verb into V3.
Example:
She has been doing the homework. (active)
The homework has been done by her. (passive)


6. Simple Future Perfect Tense

Active: S + will/ modals + have + V3 + O
Passive: O + will/ modals + have + been + V3 + by S

Example:
Ryan will have a final test. )active)
A final test will have been had by Ryan. (passive)