ll in: release, turn down, wildlife, throw away, reduce, adopt, amount, reusable, endangered species, congest.
1) Try to reuse things as much as possible so as to … waste.
2) Washing machines use a large … of water.
3) Unfortunately, there are still many factories which … toxic gases into the air.
4) Public transport and cars create a lot of traffic on the roads and … city centres.
5) Instead of wrapping food in silver paper it’s better to use a … box.
6) When you … an animal you help the zoo care for it.
7) Don’t … those glass bottles, they can be recycled.
8) My local zoo runs a conservation programme for most of their … .
9) I like to … the heating at night. It helps me to sleep better.
10) We should all try to protect the … habitats in the area where we live.

1 reduce 2 amount 3 release 4 congest 5 reusable 6 adopt 7 throw away 8 endangered species 9 turn down 10 wildlife