
Exercise 4
Video 7 - Air pollution tracking·Outcomes Intermediate - Student's Book
Question
With your partner, decide if the sentences are true (T) or false (F). Then watch the video again and check your answers.

Video 7 - Air pollution tracking·Outcomes Intermediate - Student's Book
Question
With your partner, decide if the sentences are true (T) or false (F). Then watch the video again and check your answers.