Which sentence is written in the passive voice?

Which of these sentences uses the passive voice?

One sentence below is passive. Which one?

Which sentence has a passive verb?

Which sentence is in the passive voice?

Which sentence below is written in the passive voice?

Which sentence uses passive voice?

Which sentence is passive?

"The essays were graded by Mr. Okafor over the weekend." Which sentence says the same thing in the active voice?

Which sentence rewrites "The winning goal was scored by a freshman in the final minute" in the active voice without changing the meaning?

"The old gym floor is refinished by a contractor every summer." Which active rewrite keeps both the actor and the tense?

Which sentence turns "The permission slips have been collected by the homeroom teachers" into the active voice?

"A new mural was painted on the west wall by the art club." Which sentence states this in the active voice?

Which sentence rewrites "The fire alarm was triggered by burnt popcorn" in the active voice?

"Every ticket for the spring concert was sold by the choir students." Which active rewrite keeps the same actor and tense?

Which sentence says "The bus route was changed by the district in September" in the active voice?

"The principal canceled the assembly." Which sentence says the same thing in the passive voice?

Which sentence is the passive version of "A local bakery donated the cupcakes"?

"Volunteers plant a tree every April." Which sentence states this in the passive voice?

Which sentence puts "The custodian has repaired the lockers" into the passive voice?

"The debate team will host the tournament." Which sentence says the same thing in the passive voice?

Which sentence is the passive version of "A neighbor found the missing dog behind the library"?

A chemistry lab report describes each step of a procedure without naming who performed it. Which sentence follows that convention?

A reporter knows a mailbox on Chestnut Street was damaged overnight but does not know who did it. Which sentence reports that best?

A paragraph is entirely about one painting. The next sentence tells what happened to it in 1911. Which sentence keeps the painting as the subject?

A student wants to make clear that the school board, not the principal, shortened the lunch period. Which sentence puts that responsibility in the subject?

In a news brief the arresting officers' names do not matter and were not released; the arrest does matter. Which sentence keeps the focus on the arrest?

A lab group's report must state which team member contaminated the third sample. Which sentence does that?

A paragraph has just introduced a scholarship. The writer wants the next sentence to begin with that scholarship. Which sentence does?

A library manual explains what happens to a returned book at each station. Which sentence keeps the book as the subject of the step?