Across
- 2. We must not ________ water.
- 6. We should ________ rainwater for future use.
- 7. Water is very ________.
Down
- 1. ________ water, save life.
- 3. Always turn off the ________ after use.
- 4. Every ________ counts.
- 5. We must ________ water in tanks for the future use.