The Goodness of Life Though there is much to be concerned about, there is far, far more for which to be thankful. Though life’s goodness can at times be overshadowed, it is never outweighed. For every
The Love of Beauty The love of beauty is an essential part of all healthy human nature. It is a moral quality. The absence of it is not an assured ground of condemnation, but the presence of it is an
新东方优美背诵短文50篇 Unit46:Vision 46.Vision Human vision like that of other primates has evolved in an arboreal environment. In the dense complex world of a tropical forest, it is more important to see well
Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 me
新东方优美背诵短文50篇 Unit49:Sleep 49 Sleep Sleet is part of a person’s daily activity cycle. There are several different stages of sleep, and they too occur in cycles. If you are an average sleeper, your slee
The Microscopic Technique Each advance in microscopic technique has provided scientists with new perspectives on the function of living organisms and the nature of matter itself. The invention of the
Once upon a time there was a child ready to be born. So one day he asked God, "They tell me you are sending me to earth tomorrow, but how am I going to live there being so small and helpless?"从前，有个孩子马
Telecommuting Telecommuting -- substituting the computer for the trip to the job--has been hailed as a solution to all kinds of problems related to office work. For workers it promises freedom from th
Muscles and Human Body It is in the joints of the human body that movements of the bones take place.The movement itself is caused by the pull of sheets and cords of very tough tissue called muscle. Mu
新东方优美背诵短文50篇 Unit41:American Black Bears 41.American black bears American black bears appear in a variety of colors despite their name. In the eastern part of their range, most of these brown, red, or
新东方优美背诵短文50篇 Unit42:Coal-fired power plants 42.Coal-fired power plants The invention of the incandescent light bulb by Thomas A. Edison in 1879 created a demand for a cheap, readily available fuel wit
Pottery Ancient people made clay pottery because they needed it for their survival. They used the pots they made for cooking, storing food, and carrying things from place to place. Pottery was so impo
The Definition of "Price" Prices determine how resources are to be used. They are also the means by which products and services that are in limited supply are rationed among buyers. The price system o
Jane Brown has been married for 12 years. She has three children, and lives in a suburb outside Columbias Higher. When her youngest child reached school age, Jane decided to go back to work. She thoug
Giving Life Meaning Have you thought about what you want people to say about you after you’re gone? Can you hear the voice saying, “He was a great man.” Or “She really will be missed.” What else do th
The process of dying imbues fewer and fewer choices available to us. Even in dying, however, we still have choices concerning how we handle what is happening to us. The following account deals with th
Changing Roles of Public Education One of the most important social developments that helped to make possible a shift in thinking about the role of public education was the effect of the baby boom of
Clear Your Mental Space Think about the last time you felt a negative emotion---like stress, anger, or frustration. What was going through your mind as you were going through that negativity? Was your
The Beginning of Drama There are many theories about the beginning of drama in ancient Greece. The one most widely accepted today is based on the assumption that drama evolved from ritual. The argumen
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