This makes the street dirty and polluted., Dropping litter in the street, This wastes electricity and creates dangerous situations., Leaving your appliances on when not in use, It takes years for the material to break down into small pieces., Using plastic bags when shopping, This reduces the use of harmful chemicals in food., Buying organic food, This protects natural resources., Recycling your used items, They provide shade and fresh air., Planting trees

Unit 2: Speaking

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