Answers Activity 50

Now listen again while you check the audio transcription. Then check the answers below.

QUESTIONS 5-6

5.

Until recently, only plastic bottles were recycled, because
of their...

 

A.    composition.
B.    expense.
C.    lack of colour.

6.

Black plastic items are not recycled, because they...

 

A.    absorb infra-red light.
B.    don't absorb enough light.
C.    don't reflect enough light.
 

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