（单元培优卷）Unit 5 Looking into nature 单元核心素养培优卷-2025 - 2026学年八年级英语下册外研版（2024）（含答案解析）

/ 让学习更有效 单元培优卷 | 英语学科 / 让学习更有效 单元培优卷 | 英语学科 2025-2026学年八年级英语下册单元核心素养培优卷外研版（2024） Unit 5 Looking into nature 本试卷共10页，满分120分，考试用时120分钟。 注意事项： 1．答卷前、考生务必将自己的姓名、准考证号填写在试卷和答题卡上，并将准考证号条形码粘贴在答题卡上指定位置。 2．选择题的作答：每小题选出答案后，用2B铅笔把答题卡上对应题目的答案标号涂黑。写在试卷、草稿纸和答题卡上的非答题区域均无效。 3．非选择题的作答：用黑色签字笔直接答在答题卡上对应的答题区域内，写在试卷、草稿纸和答题卡上的非答题区域均无效。 4．考试结束后，请将试卷和答题卡一并交回。 一、完形填空（共15小题，每小题1分，满分15分） The Great Barrier Reef, located off the coast of Australia, is one of the most 1 natural wonders in the world. It is the 2 coral reef system globally, stretching over 2,300 kilometers. This amazing place is not only a tourist attraction but also a 3 ecosystem that supports thousands of marine species. Exploring the Great Barrier Reef is both exciting and 4 . Divers need to be 5 and well-prepared. The water here is usually clear, but sudden storms can 6 the visibility. Some areas are quite 7 , so divers must be careful not to damage the delicate coral. Scientists have been 8 the reef for years. They study how climate change is 9 its health. Rising ocean temperatures and pollution are major 10 to this beautiful ecosystem. Many organizations are working hard to 11 it. Why do people keep exploring and protecting the reef Because of its 12 beauty and the important role it plays in the ocean. Just like mountaineers who climb high peaks, those who love the ocean believe that the Great Barrier Reef is 13 every effort. Visiting the reef can be a 14 experience. It allows people to see colorful fish, giant turtles, and even some 15 sharks. It’s a reminder of how amazing nature can be. 1．A．excited B．exciting C．excite D．excitement 2．A．largest B．smallest C．highest D．lowest 3．A．rich B．poor C．empty D．full 4．A．safe B．dangerous C．easy D．simple 5．A．care B．careful C．carefully D．careless 6．A．improve B．increase C．reduce D．create 7．A．deep B．shallow C．wide D．narrow 8．A．researching B．research C．researched D．researches 9．A．affecting B．effecting C．affording D．offering 10．A．supports B．problems C．solutions D．benefits 11．A．destroy B．protect C．build D．ignore 12．A．natural B．man-made C．ugly D．common 13．A．worth B．worthless C．worthy D．worthily 14．A．terrible B．boring C．wonderful D．difficult 15．A．harmful B．harmless C．helpful D．helpless 二、阅读理解（共20小题，每小题2分，满分40分） 第一节（共15小题，每小题2分，满分30分） 阅读以下三篇短文，从每小题所给的四个选项中，选出一个与短文内容相符的最佳选项。 A The Yellow River starts in the Qinghai-Tibet Plateau (青藏高原) and runs eastward across China. On its way, it passes through the Loess Plateau (黄土高原)—a place with a lot of soft soil and few plants. When it rains, the soil is easily washed into the river, turning the water br ... ...