Put the following sentences into the Passive Voice: 1. We heat the house by gas. 3. People may keep books from the library for a fortnight. After that they must return them. 5. Everyone expected him to pass his exams well. 7. We shall throw out the mushrooms if they are poisonous. 9. Nobody had warned me

We heat the house by gas. - The house is heated by gas. People may keep books from the library for a fortnight. After that they must return them. - Books may be kept from the library for a fortnight by people. Everyone expected him to pass his exams well. - He was expected to pass his exams well by everyone. We shall throw out the mushrooms if they are poisonous. - The mushrooms will be thrown out if they are poisonous. Nobody had warned me. - I had been warned by nobody.