VIII. Change the following sentences into the Passive Voice according to the model:
Model: They expected a hurricane yesterday - A hurricane was expected yesterday.
1. They observed a rainbow in the sky after a thunderstorm. 2. Suddenly we heard a roll of thunder. It looked like rain. 3. They expected a hard rain yesterday. 4. The hurricane broke the tree. 5. In June we spent much time out doors. 6. It snowed hard last winter and children often made snowmen.