1) The tests will be marked by the teacher.
2) Some holiday pictures were shown to me by Liz.
3) A story is going to be told to the children by the grandfather.
4) The grass hasn’t yet be cut by Bill.
5) A lot of money was spent by people on food.
6) A large amount of valuable papers was stolen by him from the shop.
7) The dinner is being cooked by her at the moment.
8) Laza was given some flowers by Patrick.
9) My sweater was knitted by my grandmother.
10) The “Mona Lisa” was painted by Leonardo da Vinci.