大神求英语的一个选词填空！！

Here is a history which I heard from my father yesterday evening. One of his friends had recently ____71been____ to the Himalayas, the famous mountain range (山脉) in the world. Which he was ____72_walking___ along the mountain paths, he met a few other ____73visitors____. Among them there was an old lady and her grandson. The small child admired the beautiful mountains. He said to his grandmother, “____74__How__ nice these mountains are! Can we take them home, Grandma?” The old woman smiled and said, “Dear, if some child like you had ____75__taken__ them away yesterday, would you have a chance to see them? Now if we take these mountains away today, then tomorrow, another child will not have the chance to see these beautiful things. Don’t you think they are so nice ____76_that___ everyone should see and enjoy them?

What a noble (高尚的) ____77thinking____! Our lives become meaningful only when we learn the value of everything for ____78_us___. Just as the saying goes, “The rich man is not the one who has the most, but one who needs the ____79_least___.”