Помогите с английским Срочноо

1 hasn't been cleaned
I haven't cleaned the room yet.
2 are the houses built
Do they build new houses in our city every year?
3 will the book be published
This writer will publish the book in a month.
4 is this tree watered
Do our pupils water this tree every spring?
5 has wheat ever been grown
Have people ever grown wheat in Russia ?
6 will be delivered
They will deliver pizza in half an hour.
7 were thousands of cars produced
Did they produce thousands of cars at this plant last year?
8 hasnt been used
People havent used ink for a long time.