The key answer of exercise 2
The key to exercise solutions in chapter Listening 10 for the textbook Roadmap B2+ - Workbook with authors Lindsay Warwick from Pearson Education
Question
Listen again. Which of the natural phenomena from Exercise 1 (1-4) does each of these sentences describe?
Answer
- Previously considered to be moved by aliens. 3
- Could cause a blast in the right condition 4
- Once thought to be caused by vegetation. 1
- Have the potential to protect large amounts of ice from melting. 2