| Information Sheet |
| 1. ______ is the most important of all the things we eat and drink. |
2. The human body (人体) can live without food for a long time, but for only
______ days without water |
| 3. ______ percent of the human body is water. |
4. Most people need about 5 to 7 liters of water every day. And most of the
water we need comes from ______. |
| 5. What kind of water is the best drink? ______. |
