Let us study more closely the way in which a plant grows. The root pushes itself down into the earth. If it finds no water, it soon dies. If it finds water, it begins to suck it up and change it into sap. Besides the water, it takes up such parts of the soil as are dissolved in the water.       Here, then, you see in what ways the food of the plant is different from that of animals.           No wonder you are late for it is so foggy today.   I wonder who will be the next president of the US.   Definiteindefinite   Marry to -----marry sb.   Marriage----get married   Grandfather----great grandfather   Forefather   Relation   Tradition   Basic---base---on the base of   Nuclear weaponpower   Extend ---- extension ----extended   Industry   post-warpost-graduated   Earn moneymake money   Society---social---sociable   Like---be fond of ----care for----keen on