The key answer of exercise 7
The key to exercise solutions in chapter 5.3 - Listening for the textbook Focus 3 - Student's Book with authors Daniel Brayshaw, Vaughan Jones, Bartosz Michałowski and Sue Kay from Pearson Education
Question
Listen and put the words in the box in the correct group, A, B or C, depending on the stress.
Answer
A: interesting, secondary, vegetable
B: located, organic, recycling
C: environment, renewable, responsible