الإجابات الصحيحة:

- The Earth would be a much better place if people were not so careless.

- If people were more considerate towards the environment, Earth wouldn't be in danger.

- The amount of waste would decrease if people started to buy items in reusable packaging.

- If people bought more recycled products, there wouldn't be so much waste.

- Fish wouldn't die in their thousands if factories stopped dumping chemicals into rivers and oceans.

- If we stopped deforestation and planted more trees, our planet would be greener.

- If we stopped using products that produced chemical waste, we wouldn't pollute our environment as much.

(Unit 5: Food and Drink, Lesson 5: What would happen to the Earth if...?, CB p. 57)