I. Change sentences into the pasive ( Past simple) .
1. Mrs Allen wrote that novel in 1998.
-..................................................................
2. Nam borrowed the reference book from the shelf yesterday.
-........................................................................
3. The boy ate two loaves of bread last sunday.
-.........................................................
4. He left the letter on the desk some minutes ago.
-.......................................................
5. My mother bought a new bike for me last month.
-................................................................
6. our form teacher returned our written test to us last lesson.
-......................................................................
7. The Chinese invented paper in the century. A.D
-....................................................................
8. Vietnamese planted trees in their neighborhood a year ago.
-...............................................................................
9. THe children played games yesterday
-......................................................................
10. My sister did the housework yesterday.
-.........................................................
11. The publisher published his book in 1996.
-......................................................
12. They repaired our desk during the weekend.
-..........................................................................
13. JAck London wrote the novel " Martin Idon "
-....................................................................
1. The department was destroyed by the fire last year.
2. That letter was written by my mother yesterday.
3. Her purse was stolen.
4. These story books were published a long time ago.