Before you listen 1. genetically modified 2. vaccine 3. ecosystem 4. global warming 5. habitat 6. extinct 7. a guinea pig 8. climate change 9. daft 10. altered 11. havoc 12. cynical 13. cautious 14. dominate 15. a knock on effect 16. debate h. describes a plant or animal that has been changed by scientists e. an type of medicine that prevents people from getting a disease i. all the animals and plants living in an area b. an increase in the world temperature caused by gasses like CO2 n. the natural home of an animal or plant k. when all the individuals of a species have died (like dinosaurs and the dodo) l. someone who is used in a test for something such as a new medicine or product o. the way the world's weather is changing m. describes a silly or stupid person j. changed, generally improved a. confusion and disorder d. describes a person who thinks people are selfish – someone who doesn’t trust anyone p. describes someone who is very careful c. to control someone totally g. something that happens because of the event that happened before f. a formal discussion

Задание

Before you listen