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2025～2026学年下学期八年级英语单元训练
参考答案
（Unit 4 The Wonders of Nature）
第一部分 英语知识运用
第一节 单项填空1-5: CDCDA 6-10: BCABA
第二节 完形填空11-15: BBACD 16-20: BBADB
第二部分 阅读理解
第一节21-25: FTFTF
第二节26-30: BBACC 31-35: BBCBB 36-40: CBCCB
第三节41-45: CA G F D
第三部分 写作
第一节46. drier 47. endangered 48. southern 49. geologist 50. amazing
第二节
51. leave the path 52. come up with 53. cut down 54. paper 55. Have a look at
第三节 书面表达 (范文)
The Natural Wonder I Want to Visit Most
The natural wonder I want to visit most is the Great Barrier Reef in Australia. I first saw it in a documentary, and I thought it was like an underwater fairy tale world.
I want to go there for two main reasons. First, I really want to see the colorful coral (珊瑚) and the millions of beautiful fish swimming around. It must be amazing to snorkel there and see them up close. Second, I want to learn more about how to protect it. I know the reef is in danger because the ocean is getting warmer. I hope that by seeing it, I can better understand why we need to save it.
Visiting the Great Barrier Reef is my dream. I hope one day I can stand on the beach there and see this wonder with my own eyes.2025～2026学年下学期八年级英语单元训练
（Unit 4 The Wonders of Nature）
（全卷三个部分，共8页。满分70分，考试用时120分钟）
第一部分 英语知识运用(共两节，满分20分)
第一节 单项填空(共10小题；每小题1分，满分10分)
从题中所给的A、B、C、D四个选项中选出能填入空白处的最佳选项。
1. ---Look at that photo! Is that Mount Fuji
---Yes. ______ beautiful volcano it is! Many people visit it every year.
A. How B. What C. What a D. How a
2. The Nile is ______ river in the world. It flows through several countries in Africa.
A. long B. longer C. longest D. the longest
3. ---Excuse me, sir. ______ we take photos inside the cave
---I‘m sorry, you can’t. It‘s not allowed to protect the ancient paintings.
A. Must B. Need C. Can D. Should
4. Some rocks in the Grand Canyon look like castles. ______, others look like animals.
A. But B. And C. So D. However
5. The teacher told us that the Caspian Sea is actually a lake, ______ a sea.
A. not B. and not C. but not D. or not
6. I was amazed when I first saw the Zhangjiajie National Forest Park. It was even ______ than I expected.
A. beautiful B. more beautiful C. most beautiful D. the most beautiful
7. Many tourists enjoy ______ hot springs (温泉) in Yunnan because the water is good for their health.
A. take B. to take C. taking D. took
8. The Potala Palace in Tibet is ______ famous wonder. It stands high on the Red Hill.
A. a B. an C. the D. /
9. It's much ______ at the top of the mountain than at the foot. Remember to bring a coat.
A. cold B. colder C. coldest D. the coldest
10. ---Do you know ______ the desert covers such a large area
---Because of the dry climate and little rain.
A. why B. when C. what D. how
第二节 完形填空(共10小题；每小题1分，满分10分)
从题中所给的A、B、C、D四个选项中选出能填入空白处的最佳选项。
Have you ever seen a glacier (冰川) Glaciers are huge rivers of ice. They are one of nature’s most powerful forces. You can find them in very cold places, like Greenland and Antarctica.
Glaciers move very, very slowly—only a few centimeters a day. They are 11 heavy that they carve (雕刻) the land as they move. They can create deep valleys and 12 mountains. It’s hard to believe that ice can be so strong!
The ice in a glacier is not 13 the ice in your freezer. It is made of snow that fell thousands of years ago. Over time, more and more snow falls on top. The weight turns the old snow into hard, blue ice. Scientists can learn about the past 14 studying this ice. They take out long tubes of ice, called ice cores (冰芯). 15 ice cores, they can tell what the weather was like long ago.
However, many glaciers are 16 a big problem. Because the Earth is getting warmer, they are melting (融化) faster than before. This is 17 for two reasons. First, it will cause the sea level to 18 . Second, animals like polar bears that live on the ice will lose their homes.
We need to do something to protect these icy wonders. If we don‘t take action, they may 19 one day. The glaciers remind us that nature is amazing but also 20 . We must respect and protect it.
11. A. very B. so C. such D. too
12. A. build B. shape C. clean D. burn
13. A. as cold as B. as clean as C. as hot as D. as sweet as
14. A. with B. for C. by D. from
15. A. At B. On C. By D. From
16. A. finding B. facing C. solving D. answering
17. A. funny B. serious C. interesting D. lucky
18. A. rise B. fall C. stop D. disappear
19. A. appear B. arrive C. leave D. disappear
20. A. safe B. weak C. strong D. beautiful
第二部分 阅读理解(共三节，满分30分)
第一节(共5小题；每小题1.5分，满分7.5分)
根据短文内容，判断正误(正确“T”，错误“F”)。
Victoria Falls is one of the most famous waterfalls in the world. It is located on the Zambezi River, between Zambia and Zimbabwe in Africa. Local people call it “Mosi-oa-Tunya”, which means “The Smoke That Thunders”. This name is perfect because you can see the huge “smoke” (spray) from far away and hear the loud “thunder” (sound) of the falling water.
The falls are more than 1,700 meters wide and drop over 100 meters. During the rainy season, so much water goes over the falls every minute. It is a truly powerful sight.
Many visitors go to Victoria Falls for adventure. You can take a helicopter ride above the falls to see them from the sky. You can also go bungee jumping (蹦极) from the bridge nearby. For a quieter experience, you can walk along the paths on the other side and watch the rainbows in the spray.
The area around the falls is also home to many animals, like elephants, hippos, and different kinds of birds. It is a wonderful place where water, land, and wildlife come together.
21. Victoria Falls is located in North America.
22. The local name for the falls means “The Smoke That Thunders”.
23. The falls are about 100 meters wide.
24. Visitors can take a helicopter ride to see the falls.
25. There are no animals living near Victoria Falls.
第二节(共15小题；每小题1分，满分15分)
根据短文内容，从题中所给的A、B、C、D四个选项中选出最佳选项。
A
Nature Explorers Wanted!
Are you curious about the world around you Join our weekend activities and discover the secrets of nature!
Activity 1: Star Gazing Night
What: Learn about stars, planets, and the Milky Way. We will use telescopes to look at the night sky. Listen to stories about constellations (星座) from different cultures.
When: Saturday, 7:30 pm — 9:00 pm
Where: School Playground (darkest place at school!)
Bring: A blanket to lie on, and your curiosity!
Activity 2: Fossil (化石) Hunting Trip
What: Travel to a nearby hill to search for real fossils. A geologist (地质学家) will teach us how to identify them. We might find ancient seashells!
When: Sunday, 9:00 am — 12:00 noon
Where: Meet at the school gate. We will take a bus.
Bring: A small hammer, a bag, and a notebook.
26. What can students do at the Star Gazing Night
a. Use telescopes.
b. Search for fossils.
c. Listen to stories.
d. Use a small hammer.
A. a, b B. a, c C. b, c D. c, d
27. Where should students go for the Fossil Hunting Trip
A. The school playground. B. The school gate.
C. A nearby hill. D. The science lab.
28. When does the Star Gazing Night start
A. At 7:30 pm on Saturday. B. At 9:00 am on Sunday.
C. At 9:00 am on Saturday. D. At 7:30 pm on Sunday.
29. Which of the following is TRUE according to the text
A. Both activities are on the same day.
B. Students need to bring a blanket for fossil hunting.
C. A geologist will help students on the fossil trip.
D. The Star Gazing Night lasts for three hours.
30. What kind of text is this
A. A personal diary. B. A science report.
C. An activity poster. D. A news article.
B
Caves are dark, quiet, and mysterious places. But did you know they are also like time machines They can show us what the world was like thousands of years ago.
In many caves around the world, people have found ancient paintings on the walls. These paintings are often of animals like bison (野牛), horses, and deer. They were painted by people who lived a long, long time ago. Scientists believe these paintings were not just for decoration. They might have been part of special ceremonies (仪式) or a way to tell stories.
Besides paintings, caves keep other secrets. The floor of a cave is like a history book. Over thousands of years, dirt and sand build up in layers (层). In these layers, scientists can find old bones, tools, and even seeds. By studying these things, they can learn what animals lived there and what people ate.
Some of the most famous cave paintings are in Lascaux, France. They are over 17,000 years old! To protect them, the caves are now closed to the public. But scientists have built a copy nearby so visitors can still see the amazing art. Caves truly are wonders that connect us to our past.
31. Why are caves called “time machines” in the text
A. Because they are very old.
B. Because they can show us the past.
C. Because they can tell the future.
D. Because they are dark and quiet.
32. What does the underlined word “decoration” in paragraph 2 probably mean
A. 记录 B. 装饰 C. 食物 D. 武器
33. What can scientists find in the layers on the cave floor
A. Old paintings. B. Stars and planets.
C. Bones and seeds. D. New animals.
34. Why are the Lascaux caves closed to the public
A. Because they are too dark.
B. Because there are dangerous animals.
C. To protect the ancient paintings.
D. Because no one wants to visit them.
35. What can we learn from the text
A. Cave paintings are all of modern people.
B. The cave floor can tell stories about the past.
C. There are no caves in France.
D. Scientists know nothing about cave paintings.
C
In the deep ocean, where sunlight cannot reach, there is a world full of strange and wonderful creatures. This dark world is called the midnight zone. It is the largest living space on Earth, but we know less about it than the surface of the Moon!
Without sunlight, plants cannot grow here. So how do animals survive Many make their own light! This is called bioluminescence (生物发光). They use this light to attract food, find a mate, or scare away enemies. It’s like having a living flashlight.
The animals in the midnight zone look very different from those we see near the surface. Some have huge mouths and sharp teeth to catch any food that comes by. Others have long, thin bodies and feelers (触角) to sense movement in the dark water. One famous fish is the anglerfish (琵琶鱼). It has a glowing lure (诱饵) on its head that dangles in front of its mouth. When small fish come to look at the light, the anglerfish eats them!
Exploring this deep-sea world is very difficult. The water pressure is incredibly strong. It would crush a submarine (潜艇) like a can. But scientists use special robots to go down and take pictures. Every time they go, they discover new species. The midnight zone reminds us that there are still many wonders on our planet waiting to be found.
36. What is the right order of how an anglerfish catches food
a. Small fish come to look at the light.
b. The anglerfish eats the small fish.
c. The anglerfish uses its glowing lure.
A. a-b-c B. b-a-c C. c-a-b D. c-b-a
37. How do animals in the midnight zone survive without sunlight
A. They eat plants. B. They make their own light.
C. They sleep all the time. D. They swim to the surface.
38. How does the writer support the main idea of paragraph 3
A. By listing numbers. B. By telling a story.
C. By giving examples. D. By asking questions.
39. In which part of a newspaper can you probably read the text
A. Sports News. B. History & Culture.
C. Ocean & Nature. D. Health & Life.
40. What can be the best title for the text
A. How to Make Your Own Light
B. The Midnight Zone: A Dark World
C. The Largest Fish in the Ocean
D. A Trip to the Moon
第三节(共5小题；每小题1.5分，满分7.5分)
根据短文内容，从短文后所给的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
Are you planning a trip to see a natural wonder Here are some tips to make your visit better and help protect these amazing places.
◆ Plan ahead. Check the weather before you go. 41 Also, find out if you need a ticket. Some popular places only let a certain number of people in each day.
◆ Follow the rules. Stay on the paths. Don’t climb on rocks or pick flowers. 42 Remember, we are visitors in their home.
◆ Pack it in, pack it out. 43 If you bring snacks, take all your rubbish with you. Don’t leave anything behind. Keep the place clean for others and for the animals.
◆ Be quiet and patient. 44 Listen to the sounds of nature instead. If you want to see wildlife, be patient and quiet. You might see a deer or a bird if you wait calmly.
◆ Take only photos, leave only footprints. It’s tempting (诱人的) to take a rock or a shell home as a souvenir. 45 Let everyone enjoy them. Just take pictures to remember your trip.
A. This can hurt the plants and animals.
B. You should take a rock home.
C. Bring a jacket if it might be cold.
D. Please leave them where they are.
E. Take a lot of photos.
F. Don’t play loud music.
G. Take a big bag of snacks.
第三部分 写作(共三节，满分20分)
第一节(共5小题；每小题1分，满分5分)
根据句意，用括号中所给词的适当形式填空。
46. The weather in the mountains is much ______ than in the city. (dry)
47. We should do our part to protect these ______ animals. (danger)
48. The ______ part of the river is very deep and wide. (south)
49. My cousin is interested in science. He wants to be a ______ when he grows up. (geology)
50. It is ______ to see so many stars in the night sky in the countryside. (amaze)
第二节(共5小题；每小题1分，满分5分)
将下列句子中汉语部分译成英语，注意使用适当的形式。
51. Don’t ______ when you travel in the forest. It’s easy to get lost. (离开小路)
52. The government is trying to ______ new ways to save the wetlands. (想出)
53. Many animals are in danger because people ______ too many trees. (砍倒)
54. We should try to use ______ bags to protect the environment. (纸质的)
55. ______ the clear river! It used to be so dirty. (看一看)
第三节 书面表达(满分10分)
你校英语角本周的话题是“The Natural Wonder I Want to Visit Most”。请你用英语写一篇短文，分享你最想去的那个自然之地 (如一个具体的山、湖、瀑布、峡谷、森林等)，并说明你想去那里的原因 (至少两个)。
要求：
1. 根据所给题目，写一篇短文，词数不少于80；
2. 语言流畅、书写规范、卷面整洁；
3. 文中不得使用真实姓名、校名，否则以零分计；

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