EnglishUp7
9.1
9.1
0:000:00
Unit 9, page 157. Study the words, phrases.
Solar energy. Wind energy.
Ego -friendly product. Recycle. Greenhouse. Air pollution. Water pollution.
Soil, land pollution. Nuclear waste. Fossil fuels. Pesticides. Plant a tree.
Rainforest. Public transportation. Rechargeable batteries. Garbage. Rubbish.
Litter.
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