Условие задания:

4,5 Б.
Listen to the text "Oceans".
 
103138560-GettyImages-135592992.600x400.jpg
 

  
Fill in the gaps:
 
1. They form most of the Earth’s   and most of the world’s species live in them.
 
2. The problem is, they are becoming  .
 
3. I love the sound,   , the colour.
Источники:
http://www.cnbc.com/2015/11/20/the-earths-dying-oceans-threatened-with-mass-extinction.html