Relative size of the inner planets of the solar system (from l-r) : Mercury, Venus, Earth, and Mars. New research supports the idea that Mars owes its small size to its relatively rapid formation.
太阳系内部行星的相对体积(拍自1 - r)：水星、金星、地球和火星。
2
Toys appeal to small children l.
玩具对小孩具吸引力。
3
Small I hope make progress in study and everyone in families happy. we are receive the money given to them as a lunar new year gift. l like it very much.