1) Animals __ in peace if humans ___ their habitat  a) will protect / live  b) will live / protect  c) live / will protect d) protect / will live  2) If you _______ the lights, you _______ electricity. a) turn off / will save b) save / will turn off  c) turn off / save d) will save / turn off 3) If we ____ more, we ____ the environment a) will help / recyle b) recycle / will help  c) help / will recycle d) will recycle / help 4) The air _____ cleaner if we ___ more trees a) be / plant b) plant / will be  c) will be / plant d) will plant / be 5) If animals ____ their homes, they _____   a) dissapear / will lose b) lose / will disappear  c) will dissapear / lose d) will lose / disappear 6) we ___ health problems if people ___ the air a) pollute / will have b) have / will pollute  c) will have / pollute d) will pollute / have 7) If everyone ___ nature, our planet ____ healthier a) be / will protect b) protect / will be  c) protect / be d) will protect / be 8) the planet ____ you if you ____ for nature  a) will thank / care b) care / will thank  c) will care / thank d) thank / will care

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