Unit 5 Save the endangered animals 单元话题完形填空（含答案+解析） -2024-2025学年八年级英语下册单元重难点高频易错题专练（沪教牛津版）

2024-2025学年八年级英语下册单元重难点高频易错题专练（沪教牛津版） Unit 5 Save the endangered animals 单元话题完形填空 一、完形填空 With their long tusks (象牙), elephants look strong. However, it is this feature that makes the animal endangered. Many of them 1． for their tusks. The crafts (工艺品) made of their tusks are 2． priceless goods that they are popular among rich people. Studies show that elephants are living under 3． conditions than expected. The elephants' tusks are actually part of their teeth. Once the teeth are lost, they 4． never grow back. Losing the tusk will not kill them, but they may find it difficult to protect themselves 5． danger, lift things and get themselves food. What really makes elephants endangered is the way they lose the tusks. Usually, to meet the demand for ivory (象牙), some poachers (偷猎者) kill 6． elephants and cut their faces open to remove the tusks. Because human beings kill elephants for best ivory, an increasing number of African elephants have 7． evolved(进化) into elephants without tusks in order to survive. Others are still killed for ivory. According to the experts, over the last decades, the population of African elephants 8． from 10 million to 400, 000. If the poaching continues, African elephants will die out in 20 years. To protect the elephants, 9． organization called TNC (The Nature Conservancy) held an activity "Ivory Only Belongs to Elephants" online. Users watched the videos about elephant poaching online, and expressed 10． they would like to say about protecting elephants. Besides, with the efforts of TNC and local African governments, laws are used to punish ivory trading to stop more elephant poaching. 1．A．kill B．killed C．are killed D．kills 2．A．very B．such C．so D．such a 3．A．difficult B．the more difficult C．most difficult D．more difficult 4．A．can B．should C．must D．need 5．A．from B．without C．for D．of 6．A．health B．healthy C．healthier D．healthily 7．A．slow B．slowly C．slower D．more slowly 8．A．have dropped B．drops C．drop D．has dropped 9．A．the B．a C．/ D．an 10．A．where B．how C．what D．when 完形填空 Most polar (北极) bears could disappear by the end of the century because of global(全球) warming, scientists say. According to a study in Nature Climate(气候) Change, the number of most polar bears will 11． rapidly. There are two reasons. One is that the sea ice is melting(融化). Polar bears catch seals(海豹) to eat on the ice. 12． ice, they have to stay on land. But there is no 13． food on land to support so many bears. The animals could die from hunger. The other reason is that mother bears may not be fat enough to 14． milk for their babies, so some bears could stop having babies. Polar bears are the 15． land animals that eat meat on the planet. They help control other kinds of animals. Losing them would break the balance of their living place. The Arctic(北冰洋) is the 16． to about 35, 000 polar bears. Arctic sea ice usually melts in spr ... ...