1. Many organizations have been..................................and funds have been raised.
2. The munber of rare animals is decreasing...............
3. Tropical forests have........................us with many sorts of plants for food , medicine and industry.
4. laws have been introduced to........................the killing of endangered animals.
5. Hunting for meat and burning forests for soils...............wildlife.
6. During a long drought , farmers had to find ways to..................their crops .
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