Why is turning off the tap important?
A. It saves water.
C. It makes water faster.
B. It cleans the floor.
What do trees give us?
B. Candy and food.
A. Clean air and paper.
C. Clothes and toys.
What should we do with old bottles?
A. Recycle them
C. Hide them
B. Throw them anywhere
Where should trash go?
A. In the garden.
B. In the bin.
C. On the street.
How can we use less paper?
C. Use one page only.
B. Throw away notebooks.
A. Write on both sides of paper.