Решебники
Unit 3

Unit 3

LESSON 1: ENVIRONMENTAL ISSUES

LESSON 2. POLLUTION

LESSON 3. DEFORESTATION

LESSON 4. ANIMALS IN DANGER

LESSON 5. PROBLEMS AND SOLUTIONS

LESSON 6. THINK GLOBALLY, ACT LOCALLY

LESSON 7. A DROP IN THE OCEAN

LESSON 8. DREAMER

LESSON 9. SOUND OF THUNDER