Elementary test

A True/False exercise by Papadamos Konstantinos

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
Fill in: True / False

1. The sky is green.
2. Fish live in the water.
3. Birds can swim underwater for hours.
4. The sun rises in the west.
5. Dogs can bark.
6. Cats can fly.
7. A year has twelve months.
8. The ocean is full of saltwater.
9. Apples grow on vines.
10. Humans need food and water to survive.