Cparaphraze these sentences . use passive structures with the infinitive.1. people believe that the climate on our planet is changing.2. they fear that the next train is late.3. they hope that the humanuty is getting wiser.4. people say that the marriages are made in heaven.5. they feel that some important events are coming.6. they declare that the talks have turned ou to be very useful.7. they undearstand that the problem has been solved.8. people know that reading books develops children's intelect.