4 Complete the sentences with the verbs in the box.

Решение:

Заполняем пропуски подходящими глаголами.

1. It's important to look after our environment.
2. Plastic bags pollute and they kill animals.
3. African elephants are in danger. We have to protect them.
4. Why do people cut down trees? It's terrible!
5. Don't throw away your old clothes. You can recycle them.