大学生英语竞赛D类阅读理解专项强化真题试卷23冰箱调节 (题后含答案及解析)
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Animal Intelligence Pet owners know their pets are able to do all sorts of incredible things. Dogs em to pick up their ears when their owners mention the word walk. Cats have many creative ways of reminding their owners to feed them. So exactly how intelligent are animals? Scientists as well as pet owners are interested in the question of animal intelligence. One of the most exciting investigations on the mental abilities of animals looks at their ability to u tools. Through obrvation of animals in the wild and in zoos, animal rearchers know that veral animal species apparently u tools. Perhaps the most notable in this kind is the work of Jane Godall in Africa. She obrved chimpanzees in their native environment using small sticks to catch termites. Great apes in zoos have been en to u tools. Scientists have trained crows to u small sticks to spear incts in the bark of trees. Another aspect of animal cognition is solving problems. Some species of birds, such as ravens, are particularly clever. Ravens are able to solve many different probl
ems, such as untying a knot to get at food. Even pigeons and parrots have shown an extraordinary capacity to recognize, count, or name different objects. In addition, the ability to learn what they are taught by humans is another marker of animal cognition. For example, dogs are able to learn a wide variety of commands, and then follow them. Orangutans can learn complex tasks, such as washing clothes by hand, after just a few tries. Elephants also remember various behaviors that they are taught—even playing music and painting. Perhaps one of the most important aspects of animal cognition is lf-awareness. An animal that is aware of itlf has a high level of cognition ability. For a long time, humans were thought to be the only living beings aware of themlves and their actions. For example, you are aware that you are reading this article or you can recognize yourlf in a mirror. Animal rearchers have discovered that dolphins and chimpanzees are able to recognize themlves in a mirror. Self-awareness may help highly social animals like the to get along in their social groups. When they look at the mental abilities of animals as introduced above, animal rearchers draw a conclusion that some animals do have high levels of cognition.Summary:Scientists and p
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字母解释法孤鹜是什么鸟et owners are quite interested in the question of animal intelligence, the mental abilities of animals, which is also called【R1】______. First of all, the author talks about animals’中位数的意义 ability to u tools . Chimpanzees and great apes are mentioned as examples. Then, the ability to【R2】______, another mental ability of animals, follows. Ravens are cited with their particular cleverness. In addition, animals are able to learn what they are taught. Perhaps, one of the most significant prentations of the mental abilities of animals is that they have their own【R3】______ which might help some animals to get along in their groups. Animals demonstrate this by【R4】______in a mirror. By integrating all the aspects, animal rearchers conclude that some species of animals do have【R5】______intelligence.白酒的作用
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