Complete the task. Mike wants to visit a tropical rainforest. Now he is reading an article about this kind of forests. Read the text and complete it with the parts of the sentences below.

Write one letter in each gap.

Tropical rainforests are very important for life on our planet. These forests are a part of our planet's global ecosystem. It's always wet and humid there. Tropical rainforests enrich the atmosphere with moisture, [ ] cool, and provide us with useful plants. These forests make the planet's atmosphere cooler by capturing and storing billions of tons of carbon. Airplanes, [ ] emit toxic substances, but rainforests can produce a lot of oxygen. They help our planet keep the right climate.

[ ] of rare and important animals and plants that live in rainforests. They [ ], ingredients for medicines (for example, cough mixtures), materials for clothes, and many other things. People use these resources, but they also need to protect tropical rainforests. If we don't care about them, we will lose rare animals and plants and have our climate changed for the worse.

A. give us food

B. cars and power plants

C. There is a rich combination

D. keep our planet