1. They promise that the performance will start on time.

=>It is promised that the performance will start on time.

2.He recommends that we should stay at the city center.

=>It is recommended that we should stay at the city center.

3.We believed that Alice would pass the driving test.

=> Alice was believed to pass the driving test.

4.The director notifies all the workers that they will have to work extra hard this month.

=>All the workers are notified that they will have to work extra hard this month.

5.They have persuaded me that they will go with me to the stadium.

=>I have been persuaded that they will go with me to the stadium.