=>
I/
1. Representatives
2. Use
3. Packaging
4. Overpackaged
5. Recycling
6. Fertilize
7. Protecting
8. Products
9. Reused
10. Reducing
II/
1. These rooms are cleaned every morning.
2. Football is played all over the world.
3. The letters are collected by the mailman every 6 am.
4. The telephone was invented by A. G. Bell in 1876.
5. That book was written by him last year.
6. The children were taken to the zoo by Mr. Brown last Sunday.
7. Milk is used to make butter and cheese.
8. Rice is planted in those fields.
9. Paper is made from wood.
10. These postcards were sent to our friends by air.