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人教版(2019)高一英语下学期期末复习 查缺补漏冲刺满分
(名校最新期末真题)
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(2022春·湖南永州·高一统考期末)Orcas, also known as killer whales, are some of the most social and intelligent of sea animals. They communicate with each other by different calls and whistles. Scientists have found increasing evidence that orcas have developed a complex culture: A series of behaviors animals learn from one another.
Through researches, scientists discover that orcas have unique family structures and behaviors, which are passed from generation to generation. They stay in groups and the leading female orcas will teach specific behaviors to younger animals. This complex culture influences deeply what and how orcas eat, what they do for fun, and even their choice of mates.
Brian Skerry, a photographer of National Geographic, traveled the globe to record orcas’ activities. “These animals have identity, they have personality, they have traditions, they have language, and food preferences and singing competitions. And they have empathy. They care about each other.” said Brian. He found that diving with these special creatures can lead to strange and wonderful situations. And he hopes that existing features of orcas can be an opportunity for us humans to begin to see ourselves not so different than the natural world.
Our own culture has helped us to accommodate to a number of evolutionary selection pressures — from hot deserts to the cold Arctic. And the same is true of orcas. By developing new behaviors, they have been able to occupy a range of ecological chain, such as penguin hunters in the South Ocean and fish eaters in the Pacific Ocean. Hal White, head of Dalhousie University, concludes, “Culture may be very important to orcas.” And he believes the new form of culture brings out all these changes.
1.What can we infer about orcas?
A.They prefer staying alone. B.They talk with others by gesture.
C.They learn behaviors from others. D.They have common family structures.
2.According to Brian, what chance do or