Yes,swimming is a good work-out. It exercises every muscle in my body. It keeps me fit and my body in shape,and I have fun at the same time.

• 是的，游泳是一项很好的训练，它锻炼我身体的每一块肌肉，使我保持身体健康，也能保持我的体型，还能享受乐趣。