Answer:
ans 6. (clean) are being cleaned
ans 7. ( finish,not ) wouldn't be finished
ans 8. ( turn on ) (I don't understand the question as I think the correct ) sentence would be....why was the tv turned on .no one was watching it
ans 9. ( remodel,not ) wasn't remodeled
ans 10. ( must leave ) must be leaved / must be left
ans 11. ( test ) was, being tested
ans 12. ( sell ) ( I think in this you don't need to fill anything as the sentence is correct itself ) the last umbrella was sold last night
ans 13. (not allow ) would be not allowed
hope this are correct :)
