Do the students understand the question?
Is the question understood by the students?
Did Sally buy more bread?
Was more bread bought by Sally?
John gave Mary a flower.
A flower was given to Mary by John. / Mary was given a flower by John.
Be careful! Monkeys occasionally throw rocks at tourists.
Be careful! Rocks are occasionally thrown at tourists by monkeys.
Spanish is spoken (by people) in Spain and Mexico.
People speak Spanish in Spain and Mexico.
Does your school serve lunch in the school canteen?
Is lunch served in the school canteen?
He built a house on a cliff.
A house was built on a cliff (by him).
Everyone loves cake.
Cake is loved by everyone.
Oh no! My jacket was stolen!
Oh no! Someone stole my jacket!
No one answered the phone!
The phone wasn't answered by anyone.
Are the exams prepared by the teacher?
Does the teacher prepare the exams?
Sally and Peter do their homework every evening.
Homework is done by Sally and Peter every evening.
Every time he goes to the beach, he brings home a lot of sand in his shoes.
Every time he goes to the beach, a lot of sand is brought home in his shoes.
People usually eat cornflakes for breakfast.
Cornflakes are usually eaten for breakfast (by people).
This dress was designed by YSL.
YSL designed this dress.