1.the blackboard had been washed by myself
2.the novel had been written by Sheksper
3.Telephone had been created by Bill
4.the room had been cleaned by my mother
5.The meal had been cooked by Lucy
1.the blackboard had been washed by myself
2.the novel had been written by Sheksper
3.Telephone had been created by Bill
4.the room had been cleaned by my mother
5.The meal had been cooked by Lucy