人教版高中英语必修4课文原文(共7页).docx
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1、精选优质文档-倾情为你奉上必修4 Unit 1A STUDENT OF AFRICAN WILDLIFEIt is 5:45 am and the sun is just rising over in . Following Janes way of studying chimps, our group are all going to visit them in the forest. Jane has studied these families of chimps for many years and helped people understand how much they beha
2、ve like humans. Watching a family of chimps wake up is our first activity of the day. This means going back to the place where we left the family sleeping in a tree the night before. Everybody sits and waits in the shade of the trees while the family begins to wake up and move off. Then we follow as
3、 they wander into the forest. Most of the time, chimps either feed or clean each other as a way of showing love in their family. Jane warns us that our group is going to be very tired and dirty by the afternoon and she is right. However, the evening makes it all worthwhile. We watch the mother chimp
4、 and her babies play in the tree. Then we see them go to sleep together in their nest for the night. We realize that the bond between members of a chimp family is as strong as in a human family.She has achieved everything she wanted to do: working with animals in their own environment, gaining a doc
5、tors degree and showing that women can live in the forest as men can. She inspires those who want to cheer the achievements of women.WHY NOT CARRY ON HER GOOD WORK?By chance I came across an article about a doctor called Lin Qiaozhi, a specialist in womens diseases. She lived from 1901 to 1983. It s
6、eemed that she had been very busy in her chosen career, travelling abroad to study as well as writing books and articles. One of them caught my eye. It was a smallbook explaining how to cut the death rate from having and caring for babies. She gave some simple rules to follow for keeping babies clea
7、n, healthy and free from sickness. Why did she write that? Who were the women that Lin Qiaozhi thought needed this advice? I looked carefully at the text andrealized that it was intended for women in the countryside. Perhaps if they had an emergency they could not reach a doctor.Suddenly it hit me h
8、ow difficult it was for a woman to get medical training at that time. That was a generation when girls education was always placed second to boys. Was she so much cleverer than anyone else? Further reading made me realize that it was hard work and determination as well as her gentle nature that got
9、her into medical school. What made her succeed later on was the kindness and consideration she showed to all her patients. There was story after story of how Lin Qiaozhi, tired after a days work, went late at night to deliver a baby for a poor family who could not pay her.By now I could not wait to
10、find out more about her. I discovered that Lin Qiaozhi had devoted her whole life to her patients and had chosen not to have a family of her own. Instead she made sure that about 50,000 babies were safely delivered. By this time I was very excited. Why not study at medical college like Lin Qiaozhi a
11、nd carry on her good work? It was still not too late for me to improve my studies, prepare for the university entrance examinations, and.必修4 Unit 2A PIONEER FOR ALL PEOPLEAlthough he is one of s most famous scientists, Yuan Longping considers himself a farmer, for he works the land to do his researc
12、h. Indeed, his sunburnt face and arms and his slim, strong body are just like those of millions of Chinese farmers, for whom he has struggled for the past five decades. Dr Yuan Longping grows what is called super hybrid rice. In 1974, he became the first agricultural pioneer in the world to grow ric
13、e that has a high output. This special strain of rice makes it possible to produce one-third more of the crop in the same fields. Now more than 60% of the rice produced in each year is from this hybrid strain.Born into a poor farmers family in 1930, Dr Yuan graduated from in 1953. Since then, findin
14、g ways to grow more rice has been his life goal. As a young man, he saw the great need for increasing the rice output. At that time, hunger was a disturbing problem in many parts of the countryside. Dr Yuan searched for a way to increase rice harvests without expanding the area of the fields. In 195
15、0, Chinese farmers could produce only fifty million tons of rice. In a recent harvest, however, nearly two hundred million tons of rice was produced. These increased harvests mean that 22% of the worlds people are fed from just 7% of the farmland in . Dr Yuan is now circulating his knowledge in , an
16、d many other less developed countries to increase their rice harvests. Thanks to his research, the UN has more tools in the battle to rid the world of hunger. Using his hybrid rice, farmers are producing harvests twice as large as before.Just dreaming for things, however, costs nothing. Long ago Dr
17、yuan had a dream about rice plants as tall as sorghum. Each ear of rice was as big as an ear of corn and each grain of rice was as huge as a peanut. Dr Yuan awoke from his dream with the hope of producing a kind of rice that could feed more people. Now, many years later, Dr Yuan has another dream: t
18、o export his rice so that it can be grown around the globe. One dream is not always enough, especially for a person who loves and cares for his people.CHEMICAL OR ORGANIC FARMING?What are some of the problems caused by chemical fertilizers? First, they damage the land by killing the helpful bacteria
19、 and pests as well as the harmful ones. Chemicals also stay in the ground and underground water for a long time. This affects crops and, therefore, animals and humans, since chemicals get inside the crops and cannot just be washed off. These chemicals in the food supply build up in peoples bodies ov
20、er time. Many of these chemicals can lead to cancer or other illnesses. In addition, fruit, vegetables and other food grown with chemical fertilizers usually grow too fast to be full of much nutrition. They may look beautiful, but inside there is usually more water than vitamins and minerals.With th
21、ese discoveries, some farmers and many customers are beginning to turn to organic farming. Organic farming is simply farming without using any chemicals. They focus on keeping their soil rich and free of disease. A healthy soil reduces disease and helps crops grow strong and healthy. Organic farmers
22、, therefore, often prefer using natural waste from animals as fertilizer. They feel that this makes the soil in their fields richer in minerals and so more fertile. This also keeps the air, soil, water and crops free from chemicals.必修4 Unit 3A MASTER OF NONVERBAL HUMOURAs Victor Hugo once said, Laug
23、hter is the sun that drives winter from the human face, and up to now nobody has been able to do this better than Charlie Chaplin. He brightened the lives of Americans and British through two world wars and the hard years in between. He made people laugh at a time when they felt depressed, so they c
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