Task 1.
How long does it take a plastic bottle to biodegrade?
After an oil spill, how much of the oil is usually recovered?
What will the global population be in 2050?
How much water is there on the planet?
Which is worse for the environment?
Task 2. Situations.
Why is the mother angry with her son?
What are the people talking about?
How is the machine powered?
What did the girl learn about fossil fuels?
Which appliance is eco-friendly?
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