Unit 4 The Wonders of Nature单元测试卷 2025-2026学年人教版英语八年级下册

人教版八年级下册英语Unit 4 The Wonders of Nature单元测试卷 满分：120分 考试时间：90分钟 一、单项选择（每小题1分，共15分） 从A、B、C、D四个选项中选出可以填入空白处的最佳选项。 1. Mount Qomolangma is one of the greatest ______ of nature in the world. A. wonder B. wonders C. wonderful D. wondering 2. The Dead Sea is ______ saltiest lake ______ the world. A. the; in B. a; in C. the; of D. a; of 3. This river is ______ than that one. It’s much cleaner. A. short B. shorter C. shortest D. the shortest 4. I wonder ______ the Sahara Desert is the largest desert on Earth. A. that B. if C. what D. how 5. The wall is over 8,000 kilometres ______ and 6 metres high. A. long B. wide C. deep D. high 6. He runs as ______ as his brother. They are both good runners. A. fast B. faster C. fastest D. the fastest 7. The lake is 300 metres ______ sea level, so it’s very low. A. above B. below C. over D. under 8.This natural park is ______ amazing that many tourists visit it every year. A. so B. such C. too D. very 9.The water in this spring ______ very clean and fresh all year round. A. looks B. sounds C. tastes D. feels 10.No other mountain is ______ high as Mount Qomolangma. A. so B. as C. more D. much 11.We felt the wind ______ past us when we stood on the top of the mountain. A. blow B. blowing C. to blow D. blew 12.The forest covers an ______ of 500 square kilometres. A. area B. size C. height D. length 13. This view is more beautiful ______ I expected before. A. then B. than C. that D. though 14.______ is it from your home to the nature reserve? —About ten kilometres. A. How far B. How long C. How high D. How big 15. Protecting natural wonders ______ important for all human beings. A. is B. are C. was D. were 二、完形填空（每小题1.5分，共15分） 阅读下面短文，掌握其大意，然后从各题所给的A、B、C、D四个选项中选出最佳选项。 Nature is full of amazing wonders. These beautiful and powerful sights make our world more lively and colourful. Among all the natural wonders, I love mountains and waterfalls best. Last summer, I visited a famous mountain with my parents. It is one of the 16 mountains in our country. It is much 17 than any other nearby mountain. When we climbed up, the air became 18 and fresher. We could see clouds floating around us. It looked like we were walking in a fairyland. At the foot of the mountain, there is a big waterfall. The water rushes 19 from the top of the mountain. It sounds loud and powerful. Local people say it is the 20 beautiful waterfall in this area. I stood there quietly and 21 the amazing view. I wondered 22 nature could create such perfect scenery. Nature gives us so many great gifts. But some natural wonders are in danger now. People cut down trees and pollute rivers, 23 many beautiful sights are disappearing. As students, we should try our 24 to protect nature. The more we protect it, the 25 wonderful our world will be. 16. A. famous B. more famous C. most famous D. famously 17. A. high B. higher C. highest D. the highest 18. A. cool B. cooler C. coolest D. the coolest 19. A. down B. up C. out D. in 20. A. very B. so C. most D. more 21. A.enjoyed B. hated C. forgot D. missed 22. A. what B. how C. why D. when 23. A. but B. so C. or D. because 24. A. good B. well C. best D. better 25. A. much B. more C. most D. many 三、词汇运用（共20分） A）根据句意及首字母提示完成单词（每小题2分，共10分） 26. The Sahara is the largest d______ in the world. 27. We were amazed at the natural w______ around us when we travelled. 28. The river is very d______. It’s dangerous to swim in it. 29. The park c______ an area of two square kilometres. 30. Many birds live in the thick f______ in the mountains. B）用所给单词的适当形式填空（每小题2分，共10分） 31. This is the ________ (amaze) scenery I have ever seen. 32. The lake becomes ________ (clean) than before after people protect it. 33. No one runs ________ (fast) than him in our class. 34. I wonder if it ________ (rain) tomorrow. 35. Protecting natural wonders is ________ (real) important. 四、句型转换（每题3分，共15分） 按要求改写下列句子，每空一词。 36. Mount Qomolangma is the highest mountain in the world.（改为同义句） Mount Qomolangma is ______ ______ _______ any other mountain in the world. 37. The river is 500 kilometres long.（对画线部分提问） ________ ________ is the river? 38. This waterfall is more beautiful than that one.（改为最高级句子） This waterfall is ________ ________ ________ of all. 39. I think the nature park is wonderful.（改为否定句） I ________ ________ the nature park ________ wonderful. 40. The view is so amazing that all tourists like it.（改为同义句） It is ________ an amazing view ________ all tourists like it. 五、阅读理解（每小题3分，共30分） 阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项。 (A) The Dead Sea is one of the most special natural wonders in the world. It lies between Israel and Jordan. Unlike common lakes, the Dead Sea is the saltiest lake on Earth. Its salt content is about ten times higher than that of ordinary seawater. The Dead Sea is also the lowest point on land. Its surface is about 430 metres below sea level. Because of the high salt content, no fish or plants can live in the water. That’s why people call it the Dead Sea. However, the high salt makes it easy for people to float on the water. You can sit,lie or even read a book on the water without sinking. Millions of tourists from all over the world come here every year to enjoy this special experience. Though it is called “Dead Sea”, it brings great joy to people. 41. Where is the Dead Sea located? A. Between two cities in China B. Between Israel and Jordan C. In the middle of a desert D. On the highest land on Earth 42. What makes the Dead Sea special? A.It is the largest lake in the world B. It has the highest salt content C. Many kinds of fish live in it D. Its water is very fresh 43. How deep is the surface of the Dead Sea below sea level? A.About 430 metres B.About 500 metres C.About 340 metres D.About 100 metres 44. Why do people name it the Dead Sea? A. No people can swim in it B. No living things live in its water C. It is very dark all year round D. It never changes its size 45. What can people do in the Dead Sea? A. Catch different fish B. Plant water plants C. Float on the water freely D. Dive deep into the water (B) Nature has countless amazing wonders, and the Grand Canyon in the US is one of the most famous ones. It is a huge canyon carved by the Colorado River over millions of years. It is 446 kilometres long, up to 29 kilometres wide and over 1.6 kilometres deep. The Grand Canyon is not only big but also beautiful. The rocks in the canyon have different colours, such as red, orange and brown. The colours change with the sunlight in different times of the day, making the whole view more magical. Every season brings a new look to the canyon. Thousands of visitors visit the Grand Canyon every year. Scientists also come here to study the rocks. The layers of rocks can tell people the changes of the Earth over billions of years. It is not just a natural wonder, but also a precious gift for human beings to know our planet. But the Grand Canyon is facing some problems now. Too many tourists bring rubbish, and some natural plants are damaged. It’s our duty to protect this great natural wonder so that it can keep its beauty forever. 46. What carved the Grand Canyon? A. Wind B. Rain C. A river D. Snow 47. How wide is the Grand Canyon at its widest point? A. 446 kilometres B. 29 kilometres C. 1.6 kilometres D. 430 kilometres 48. What makes the canyon’s view magical? A.The changing colours of rocks with sunlight B.The huge size of the canyon C. The special plants in the canyon D. The clear river at the bottom 49. What can scientists learn from the canyon’s rocks? A. The history of the Earth’s changes B. The ways to protect rivers C. The living habits of wild animals D. The weather changes of the US 50. What is the writer’s main purpose in writing the last paragraph? A.To introduce the beauty of the canyon B.To ask people to protect the canyon C. To show the history of the canyon D. To attract more visitors to come 六、书面表达（25分） 大自然有无数壮丽的奇观，山川、河流、森林、湖泊都令人惊叹。假如你上周参观了一处自然景观，请你以My Favourite Natural Wonder 为题，写一篇英语短文，向大家介绍你最喜欢的自然奇观。 写作要点： 1. 简单介绍你最喜欢的自然奇观（名称、位置、基本概况）； 2. 描述它的特点（运用比较级、最高级句型）； 3. 分享你的参观感受和保护自然的想法。 写作要求： 1. 词数80-100词； 2. 语句通顺，语法正确，要点齐全； 3. 不得出现真实姓名、校名。 参考答案 一、单项选择（15分） 1-5 BABBA 6-10 ABAAB 11-15 BABAA 二、完形填空（15分） 16-20 CBBAC 21-25 ABBCB 三、词汇运用（20分） A）首字母填空 26. desert 27. wonders 28. deep 29. covers 30. forest B）适当形式填空 31. most amazing 32. cleaner 33. faster 34. will rain 35. really 四、句型转换（15分） 36. higher than any 37. How long 38. the most beautiful 39. don’t think; is 40. such; that 五、阅读理解（30分） 41-45 BBABC 46-50 CBAAB 六、书面表达（25分）【参考范文】 My Favourite Natural Wonder My favourite natural wonder is Huangshan Mountain. It lies in Anhui Province and is one of the most famous mountains in China. Huangshan is more beautiful than many other mountains.It has strange-shaped rocks, tall pine trees and thick clouds. The scenery here is the most amazing I have ever seen. Every year, thousands of tourists come to visit it. When I visited it last week, I was deeply shocked by its beauty. Nature is so great. We must protect all natural wonders and never damage them. In this way, we can enjoy their beauty forever. （词数92） 书面表达评分标准 1.优秀（21-25分）：要点齐全，语句流畅，语法无误，恰当运用比较级、最高级句型，词汇丰富； 2.良好（16-20分）：要点齐全，语句通顺，少量语法错误，句式较丰富； 3.合格（11-15分）：基本覆盖要点，语句基本通顺，部分语法错误，不影响理解； 4.不合格（0-10分）：要点缺失较多，语句不通顺，语法错误较多。 学科网（北京）股份有限公司 $