1. Fill in each gap with deforestation, pollution, endangered, plastic or organic. 2. Choose the correct option. 3. Choose the correct option. 4. Choose the correct option. 5. Put the verbs in brackets into the correct tense. 6. Listen to some information about Earth Day at a secondary school. For questions (1- 4), choose the correct answer (A, B or C). 7. Read the text. Decide if the statements are R (right), W (wrong) or DS (doesn’t say). 8. Match the sentences to make exchanges. 9. Imagine
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