Complete the sentences with the words below. There is one word you do not need.
(cause , harm , make , recycle , reduce , reuse)
1 We recycle paper, aluminium and plastic because we want to ____________ waste.
2 I never put things in plastic bags at the supermarket. I always ____________ old bags.
3 The plastic bags on the beach ____________ sea creatures.
4 Aeroplanes and cars ____________ lots of pollution.
5 You can ____________ compost from old vegetables and fruit.