【正文】
exercising regularly, I can keep my body at a proper weight and keep healthy. By spending time with my friends, I can keep my mind as well as my body happy. These things sound easy to do, but not many people can manage them. I think a strong will is necessary if we want to keep healthy. Don’t you see the heavy smokes from the big chimneys? Don’t you smell the gas from the motors all around the streets? We’ve got much dirtier air! The iceburgs are melting from the warmer winter be