听下面一段材料,回答1-4问题。 |
1. Where can we find water? |
A. We can find water only in rivers and seas. B. We can find water only in the air. C. We can find water almost everywhere. |
2. Is water needed everywhere? |
A. Yes, it is. B. No, it isn't. C. We don't know. |
3. What are clouds made of? |
A. Seas, rivers and lakes. B. Snow and ice. C. Very small drops of water. |
4. What is the best title of the passage? |
A. Water in river. B. Man needs water. C. The importance of water. |