Dưới đây là các từ thích hợp để điền vào chỗ trống trong đoạn văn:

1. **natural resources**
2. **live**
3. **fresh**
4. **full**
5. **collect**

Vậy đoạn văn hoàn chỉnh sẽ là:

Water is one of the most important (1) **natural resources** on Earth. We need fresh water to drink, and we need it to grow and cook food, and to wash. Plants, animals and people all need water to (2) **live**. About 70% of Earth is (3) **full** with water, but most of this water is saltwater in oceans. People need fresh water to drink, but only about 3% of Earth's water is (4) **fresh**. In some countries, there isn't enough water. Sometimes, people have to travel a long way to (5) **collect** water, or they...