Amy shared an engaging presentation.
An engaging presentation was shared by Amy.
A challenging project is going to be finished by Sally tonight.
Sally is going to finish a challenging project tonight.
The passive voice is used if you don't know who performed the action described in the sentence.
Correct.
"Timothy has helped his colleague." This is written in active voice.
True.
Once a week, John collects reports from the team.
Once a week, reports from the teams are collected by John.
An e-mail is being written by Sarah right now.
Sarah is writing an e-mail right now.
Using passive voice is not useful when you want to convey politeness.
Incorrect.
"Sam's application was accepted by the bank." This is written in active voice.
False.
The team had completed the project before the deadline.
The project had been completed by the team before the deadline.
Michelle is very sad because of the events that have happened in school recently.
The events that have happened in school recently made Michelle very sad.
Passive voice is rarely used with state verbs.
Corect: Passive voice is rarely used with state verbs, as they often describe conditions or situations that don't involve action.
"Brandon made fun of Josh while everyone was having lunch." This is is passive voice.
False.