Passive voice :
1. The Library of Congress in the USA employs over 5000 employees.
2. My mother is making ''Special Chinese Fried Rice'' in the kitchen now.
3. They are planning to see a new film called ''Thor 2''
4. They are broadcasting the World Cup soccer games all over the world
5. They have celebrated the Teacher's Day largely since 1982.
6. Science and Technology have completely changed human's life.
7. People have built this buiding of bricks, stones and cement.
8. Nga has typed the report about polluted environment for 2 hours.
9. The boy broke the window and took away some money.
10. Someone cut down the tree in the garden yesterday.
11. The artist painted a huge picture to raise fund for the poor children
12. Mai wrote some articles about the damage of 11th storm
13. Someone was making coffe while I walked into the kitchen.