First, we should walk to school. We should open a small car, because the car will pollute the air. Secondly, we should also use follow. When we use paper, we should use double-sided paper. When we do not use water, we should remember to turn off the tap water recycling. Third, we should plant more trees. When we left the room, that we should turn off the lights and TV. We should conserve resources to protect the environment, from the little things.
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