1. We shall be making reports. = Reports will be being made by us.
2. The task had been done by you. = You had done the task.
3. The teacher will ask you next lesson. = You will be asked next lesson by the teacher.
4. I have recently published an article abroad. = An article has recently been published by me abroad.
5. The children were asked about by nobody. = Nobody asked the children.
6. Our dinner is cooked by Ann. = Ann cooks our dinner.