Workbook for students

Reduce B. increase C. conserve

3. 
   Don't _______________when you can walk or cycle.
   

1. 
   drive a car. B stay back C. accept a lift
   

4. 
   _______________ your mobile phone as soon as it has finished charging.
   

1. 
   turn off B. unplug C. release
   

5. 
   Use rechargeable _________________ instead of throwaway ones whenever possible.
   

1. 
   Photos B. CDs C. batteries
   

6. 
   Turn down the central heating by one or two _________________.
   

1. 
   Degrees B. buttons C. points
   

7. 
   If possible, travel by _____________ instead of taking domestic flights.
   

1. 
   Horse B. bicycle C. train
   

8.