B. active to passive change the following active sentences into the passive voice. example. they answered my question at once answer.. my question was answered at once (by them) 1. the court convicted him of murder 2. someone stole my wallet 3. wewill choose the route tomorrow 4. our teacher is explaining a rule 5. i have received a parcel today 6. they have cut a cake into twelve parts 7. he will have received the parcel by the end of the day 8. we sent him for the doctor