1. Use these words to complete the sentences.
For thousands of years people lived in harmony with …… (1) and it seemed to them that natural riches were unlimited. *
suffer
appear
species
environmental
pollutes
cut
earth
environment
poisoned
chemicals
protect
Large cities with thousands of smoky industrial enterprises ….(2) all over the world today. *
suffer
appear
species
environmental
pollutes
cut
earth
environment
poisoned
chemicals
protect
Every year world industry ….. (3) the atmosphere with about 1000 million tons of dust and other harmful substances. *
suffer
appear
species
environmental
pollutes
cut
earth
environment
poisoned
chemicals
protect
Many cities …..(4) from smog. *
suffer
appear
species
environmental
pollutes
cut
earth
environment
poisoned
chemicals
protect
Today humanity is facing numerous ……(5) problems. *
suffer
appear
species
environmental
pollutes
cut
earth
environment
poisoned
chemicals
protect
Sadly, not all human beings realize or admit that we are the ones who cause these problems and we should be the first to stop them and …….(6) our environment. *
suffer
appear
species
environmental
pollutes
cut
earth
environment
poisoned
chemicals
protect
Because of the industrial revolution the air is polluted with awful …..(7); seas and oceans are ….(8) with oil spills. *
suffer
appear
species
environmental
pollutes
cut
earth
environment
poisoned
chemicals
protect
Many rare …..(9) of flora and fauna are threatened with extinction. *
suffer
appear
species
environmental
pollutes
cut
earth
environment
poisoned
chemicals
protect
We should be proud to live on our wonderful planet and always remember that the ….(10) is our home and it depends on us what it will be like. *
suffer
appear
species
environmental
pollutes
cut
earth
environment
poisoned
chemicals
protect
помоги пожалуйста