The passive voice is used to show interest in the person or object that experiences an action rather than the person or object that performs the action.
– The exercises must be done by Jose.
– The letter will be written tonight.
– “A Hard Day’s Night” was written by the Beatles.
– The hall was being decorated when I arrived.
– The building had been restored.
– The old library is going to be knocked down.
– The keys have been read by my son.
Sometimes we use the passive voice because we don’t know or do not want to express who performed the action.
– It will be made tomorrow.
– A song has been recorded by Lisa.
– A cake is being baked by Mike.
– News reports are written by reporters.
– A book can be written by her.
– A race will be run by us.
The passive voice in English is composed of two elements: "to be" + past participle
Active: He was writing a letter.
+ A letter was being written by him.
- A letter wasn't being written by him.
? Was a letter being written by him?