Unit4 The wonders of nature 基础知识巩固训练 -2025-2026学年人教版八年级英语下册
人教版八年级英语下册
Unit4 The wonders of nature 基础知识巩固训练
一、根据英文释义/语境写单词，注意词性。
- n. 奇观；奇迹（可数名词，常与of连用）__________
- v. 存在；生存 __________
- adj. 巨大的；庞大的（可修饰具体事物或抽象概念）__________
- n. 力量；能量；威力 __________
- v. 塑造；形成（自然过程或人为影响）__________
- adj. 神秘的；难以理解的 __________
- v. 吸引；引起……的注意（常与to连用）__________
- n. 起源；根源 __________
- adj. 陡峭的；险峻的 __________
- v. 流动；流淌（可指液体、气体或时间）__________
- n. 景观；风景（强调自然景色的整体）__________
- adj. 永恒的；永久的 __________
- v. 雕刻；雕琢（自然或人工作用）__________
- n. 平衡；均衡 __________
- adj. 罕见的；稀有的（强调稀缺性）__________
二、重点单词词性转换。
- wonder（形容词）__________；（副词）__________
- exist（名词）_______；（形容词）_______
- huge（同义词，adj.）_______；（副词）_______
- power（形容词）_______；（副词）_______
- shape（过去式/过去分词）_______；（现在分词）______；（形容词）_________
- mysterious（名词）_______；（副词）_______
- attract（名词）_______；（形容词）_______
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- origin（形容词）__________
- steep（副词）_______；（比较级/最高级）_______/__________
- flow（过去式/过去分词）_______；（现在分词）_______
- landscape（动词）__________
- eternal（副词）_______；（同义词，adj.）_______
- carve（过去式/过去分词）_______（现在分词）_______
- balance（形容词）_______；（副词）_______
- rare（副词）_______；（比较级/最高级）_________/ _______
三、短语翻译。
- 自然奇观 __________
- 由……形成 __________
- 吸引大量游客 __________
- 追溯到……（起源）__________
- 保持生态平衡 __________
- 陡峭的悬崖 __________
- 流淌的河流 __________
- 神秘的现象 __________
- 罕见的动植物 __________
- 大自然的力量 __________
- be famous for its natural beauty __________
- stand tall in the distance __________
- play an important role in the ecosystem __________
- be shaped by wind and water __________
- have a lasting influence on __________
四、用所给单词的适当形式填空。
- Scientists have been studying how the Grand Canyon __________ (form) for centuries.
- The mysterious lake __________ (attract) thousands of visitors every year because of its clear water.
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- It's amazing that such a huge rock __________ (exist) in the middle of the desert for millions of years.
- The river ______ (flow) through the mountains and provides water for the nearby villages.
- The ancient trees in the forest have great __________ (power) to purify the air.
- The __________ (wonder) scenery of the Alps left a deep impression on all the travelers.
- The artist spent three years __________ (carve) the stone into the shape of a lion.
- We should protect __________ (rarely) animals to keep the balance of nature.
- The __________ (mystery) disappearance of the ancient city has puzzled historians for a long time.
- The ________ (origin) of the Great Barrier Reef dates back to over 20 million years ago.
- The _________ (steeply) mountains are difficult to climb, but many adventurers still try.
- Human activities __________ (already influence) the natural wonders in many parts of the world.
- It's important for us to realize the __________ (important) of protecting natural landscapes.
- The waterfall _____ (shape) by the continuous erosion of water over thousands of years.
- She was __________ (attract) by the beauty of the Northern Lights and decided to visit Iceland.
五、根据首字母提示及语境完成短文。
Nature is full of amazing wonders that have existed for millions of years. One of the most famous natural wonders is the Great Barrier Reef in Australia. It is the largest coral reef system in the world, covering a huge area of the sea. The reef is home to thousands of rare sea creatures and plants, which play an important role in maintaining the b______1 of the marine ecosystem.
The Great Barrier Reef was f______2 by tiny coral polyps over a long period of time. These small creatures secrete a hard substance that forms the structure of the reef. What makes it even more amazing is that the reef is still growing and changing today. However, in recent years, it has faced many threats. Pollution and climate change have caused some parts of the reef to lose their color and die, which has a______3 many scientists and environmentalists.
Another incredible natural wonder is the Victoria Falls. Located on the border of Zambia and Zimbabwe, the falls are known for their huge size and powerful water flow. When the
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