失踪的第九个梦
The development of science and technology makes our life more comfortable and convenient. However, scientists have created many problems, which are not easy to be resolved, such as air pollution, the deterioration of environment and the scarcity of natural resources, to which we must some solutions. Modern science and technology render people many advantages. Modern telecommunication shortens the distance between people and makes communication much easier. Internet is widely used now not only for collection of abundant information but also for correspondence. Email, the most effective communication device now, is becoming very popular. Besides, telephone and mobile phone make contact more convenient than before. Modern transportation, such as airplanes and high-speed trains make our journey smooth and fast. With the help of modern transportation, people can go everywhere they prefer to. The journey to outer space and other planets is not a dream any more. Rockets and space shuttles can help us realize the dream of space travel. Modern medicine prolongs peoples life and relieves patients of sufferings from many diseases. Cancer and AIDS are fatal to peoples health. Thanks to the endeavors scientists have made, these diseases become treatable. However, the process of scientific development also arouses many sever problems to our human beings. Internet, though widely used in modern communication, is easy to be destroyed by computer virus. Outer space exploration has produced much waste in the space. A tiny metal, a screw, for example can destroy a flying man-made satellite. Industrialization is making natural resources become scarce. Confronted with these problems, scientists are seeking prompt and feasible solutions. The development of science and technology bring about both positive and negative effects to us. We must eliminate the positive effects to the least extent.
吞拿鱼比萨
不是原创，仅供参考：If asked whether the Internet is the greatest discovery of the 20th century, my answer would be yes. The Internet has drawn the world closer together, realized countless incredible dreams, and provided modern people with a great many conveniences and a brilliant life. Today, many people simply feel they cannot live without the Internet. Governments publish their latest policies and decisions online for worldwide recognition. Political campaigns are often done online to gain wider public support. Companies and enterprises resort to the Internet for more business opportunities and potential customers home and abroad. Universities and researchers turn to the Internet if they’d seek international cooperation or funding. Common folks like us also rely on the cyber world in various ways, for communication, entertainment, banking and shopping. True, the power of the Internet is all pervasive and its many negative effects are already visible. For example, Internet addicts tend to withdraw to their own fantasy world rather than communicate with a real person. Children are exposed to online pornography and violence. Internet frauds are an everyday occurrence. In view of all this, you are advised to use the Internet with wisdom. Keep it at a safe distance and never lose yourself.
