A young apple tree begins to grow from a seed.When its roots reach into the soil, it gets water.The young tree uses light from the sun and makes its own food.For several years, the tree grows bigger.

　　小苹果树是由一颗种子长大的。当它的根扎到土壤里，它就得到了水分。小树利用阳光，制造了自己的食物。几年以后，小树长大了。