A. Animals are the best friends of the human beings. B. Many of those visitors are children, whose lives are already surrounded by animals' images. C. Perhaps that disappointment is the best gift a zoo can offer. D. But now they want animals that look and act like humans. E. Yet, it was not until the Industrial Era that animals became part of childhood. F. In prehistoric times, there had been no zoos, as animals were a real part of the human world. |
(1)Ken worries that there will be less and less space on the ground if people keep on building houses. It is bad for human to cut down so many trees for houses. (2)Cindy is interested in houses with new technology, because it takes less time and costs less to build this kind of house. And it is better for the environment. (3)Carrie lives near the sea. Sometimes her house will be blown down by the strong wind. She really hopes that her house can be kept away from the wind. (4)Mary's son is a super ball fan. He is crazy about ballgames. He even dreams that he can live in a ball. (5)Nancy is an environmental protectionmember. She hopes that she can build some houses with used things like plastic, bottles and so on. | A. The 3 D printed houses will be made by ICON in Texas. The company can print a 60-square-meter house in just 12 to 24 hours. The walls of the house look like cream. Each house costs $10, 000 (about 69, 000 yuan). The materials can be used again. B. Some houses have been made in a shape like a ball. The walls, ceiling (天花板) and floor are all in a house with this shape. The wind moves around the outside of the house. Ball-shaped houses can be hung from things or float on water. C. Some people live in windy places. Big winds can blow houses down. A dome (圆顶) house is made of triangle(三角形)shapes to let the wind go around it. There is no wind in a dome house, so it is safer in a fire. D. A house in a tree doesn't use any space on the ground at all. No trees have to be cut down to make room for these houses. And the tree house can be built in the shape of bee nest. Such a house doesn't take very long to move to a new place. E. Some people have made a house that can walk. The house has six legs. It can walk over any ground. When it walks, three legs are always on the ground. A walking house will be very good if there is a flood or a fire. F. Some scientists are trying to turn used plastic into bricks (砖头). These bricks are designed well and can be used to build houses for the poor families in some parts of the world. |