1、Real policemen, both in Britain and the U.S., hardly recognize any common points between their lives and what they see on TVif they ever get home in time.Some things are about the same, of course, but the policemen do not think much of them.The first difference is that a policemans real life deals w
2、ith the law. Most of what he learns is the law. He has to know actually what actions are against the law and what facts can be used to prove them in court. He has to know nearly as much law as a lawyer, and whats more, he has to put it into practice on his feet, in the dark and, running down a narro
3、w street after someone he wants to talk to.Little of his time is spent in talking with beautiful girls or in bravely facing cruel criminals. He will spend most of his working life arranging millions of words on thousands of forms about hundreds of sad, ordinary people who are guilty or not of stupid
4、, unimportant crimes. (177words) PlasticWe use plastic wrap to protect our foods. We put our garbage in plastic bags or plastic cans. We sit on plastic chairs, play with plastic toys, drink from plastic cups, and wash our hair with shampoo from plastic bottles!Plastic doesnt grow in nature. It is ma
5、de by mixing certain things together. We call it a produced or manufactured material. Plastic was first made in the 1860s from plants, such as wood and cotton. That plastic was soft and burned easily.The first modern plastics were made in 1930s. Most clear plastic starts out as thick, black oil. Tha
6、t plastic coating inside a pan begins as natural gas. Over the years, hundreds of different plastics have been developed. Some are hard and strong. Some are soft and bendable. Some are clear. Some are many-colored. There is a plastic for almost every need. Scientists continue to experiment with plas
7、tics. They hope to find even ways to use them! (160 words)Passage 12 A Young Mans PromiseOne day a young man was writing a letter to his girl friend who lived just a few miles away in a nearby town. He was telling her how much he loved her and how wonderful he thought she was. The more he wrote, the
8、 more poetic he became. Finally, he said that in order to be with her he would suffer the greatest difficulties, he would face the greatest dangers that anyone could imagine. In fact, to spend only one minute with her, he would swim across the widest river, he would enter the deepest forest, and he
9、would fight against the fiercest animals with his bare hands.He finished the letter, signed his name, and then suddenly remembered that he had forgotten to mention something quite important. So, in a postscript below his name, he added:“By the way, Ill be over to see you on Wednesday night, if it do
10、esnt rain.” (154 words)Passage 13 A Kind NeighborMr. and Mrs. Jones apartment was full of luggage, package, furniture and boxes. Both of them were very busy when they heard the doorbell ring. Mrs. Jones went to open it and she saw a middle-aged lady outside. The lady said she lived next door. Mrs. J
11、ones invited her to come in and apologized because there was no place for her to sit. “Oh, thats OK,” said the lady. “I just come to welcome you to your new home. As you know, in some parts of this city neighbors are not friendly at all. There are some apartment houses where people dont know any of
12、their neighbors, not even the ones next door. But in this building everyone is very friendly with everyone else. We are like one big happy family. Im sue youll be very happy here. ” Mr. and Mrs. Jones said, “But madam, we are not new dwellers in this department. Weve lived her for two years. Were mo
13、ving out tomorrow. ” (163 words)That Isnt Our FaultMr. and Mrs. Williams got married when he was twenty-three, and she was twenty. Twenty-five years later, they had a big party, and a photographer came and took some photographs of them. Then the photographer gave Mrs. Williams a card and said, “They
14、ll be ready next Wednesday. You can get them from studio.”“No,” Mrs. William said, “Please send them to us.” The photographs arrived a week later, but Mrs. Williams was not happy when she saw them. She got into her car and drove to the photographers studio. She went inside and said angrily, “You too
15、k some photographs of me and my husband last week, but Im not going to pay for them.”“Oh, Why not?” the photographer asked.“Because my husband looks like a monkey,” Mrs. William said.“Well,” the photographer answered, “that isnt our fault. Why didnt you think of that before you married him?” (148 wo
16、rds)Passage 15 A Guides AnswerIn 1861, the Civil War started in the United States between the Northern and the Southern states. The war continued with great bitterness until 1865, when the Northerners were victorious. However, even today, many Southerners have not forgotten their defeat, or forgiven
17、 the Northerners.A few years ago, a party of American tourists were going round one of the battlefield of the Civil War with a guide who came from one of the Southern states. At each place, the guide told the tourists stirring stories about how a few Southern soldiers had conquered powerful forces o
18、f Northerners there. At last, one of the tourists, a lady who came from the North, stopped the guide and said to him, “But surly the Northern army must have won at least one victory in the Civil War?”“Not as long as Im the guide here, madam,” answered the Southern guide.(147 words)A Qualified PilotT
19、he captain of a small ship had to go along a rocky coast, but he was unfamiliar with it, so he tried to find a qualified pilot to guide him. He went ashore in one of the small ports, and a local fisherman pretended that he was a pilot because he needed some money. The captain took him on board and a
20、sked him where to steer the ship. After half an hour the captain began to suspect that the fisherman did not really know what he was doing and where he was going.“Are you sure you are a qualified pilot?” he asked.“Oh, yes,” answered the fisherman. “I know every rock on this part of the coast.”Sudden
21、ly there was a terrible crash from under the ship. At once the fisherman added, “And thats one of them.” (138 words)Passage 17 Living Things ReactYou and all organisms live in an environment. An environment is made up of everything that surrounds an organism. It can include the air, the water, the s
22、oil, and even other organism.An organism responds to changes in its environment. When an organism responds to a change, it reacts in a certain ways. All living things respond in some way.Have you ever noticed how plants and insects respond to light? Plants bend toward light. Insects fly toward light
23、.Living things also respond in other ways. The leaves on some trees respond to a change in season. In autumn, they change colors and then fall off the branches. Animals also respond to a change in season. Squirrels save nuts for the winter. Bears sleep through the winter in a cave.You respond to you
24、r environment in many ways, too. You may shiver if you are cold. What other ways do you respond to changes in your environment? (156 words) Passage 18Flowering PlantsWhat are the parts of a flower?Flowers can have male parts and female parts. The female parts make eggs that become seeds. The male pa
25、rts make pollen. Pollen is a powdery material that is needed by the eggs to make seeds. To make seeds, pollen and eggs must come together. The wind, insects, and birds bring pollen to eggs. Many animals love flowers bright colors. They also like a sugary liquid in flowers. This is called nectar. Whi
26、le they drink nectar, pollen rubs off on their bodies. As they move, some of this pollen gets delivered to the female flower parts.Over time, the female parts turn into fruits that contain seeds. Animals often eat the fruits and the seeds pass through their bodies as waste. The animals do not know t
27、hey are working for the plants by planting seeds as they travel to different places. (147 words)Passage 20WavesHow does light get from the sun to the earth? How does music get from the stage to the audience? They move the same way in waves!Light and sound are forms of energy. All waves carry energy,
28、 but they may carry it differently. Light and sound travel through different kinds of matter. For example, light waves cannot move through walls, but sound waves can. That is why you can hear people talking in another room even though you cannot see them. The energy of some waves is destructive. An
29、earthquake produces seismic waves. Catch a wave. Ask a friend to stand a few feet away from you. Stretch a spring between you. Shake the spring to transfer energy to it. What happens? The spring bounces up and down in waves. When the waves reach your friend, they bounce back to you!Light waves travel 300,000 kilometers (186,000 miles) per second! They can also travel through a vacuum. That is why light from the sun and distant stars can travel through space to the earth.(175 words)Passage 21SoilsThere are many different kinds of so
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