Unit 4 The Wonders of Nature Section B(3a-3c) (同步练） 2025-2026学年人教版英语八年级下册

Unit 4 The Wonders of Nature Why do we explore nature? Section B(3a-3c) 一、根据首字母或句意提示写出单词 1. The Great Barrier Reef is l__________ on the northeastern coast of Australia. 2. It is the biggest c__________ reef in the world. 3. It takes up an area of 345,000 square k__________. 4. You can swim, dive, or snorkel in the c__________ water. 5. Qinghai Lake is the largest l__________ in China. 二、用单词的正确形式填空 1. The Great Barrier Reef is one of the most __________ (amaze) places to visit. 2. It is the __________ (big) coral reef in the world. 3. It includes over 900 islands and white sand __________ (beach). 4. You will see the __________ (large) living structure on earth. 5. Visiting the Great Barrier Reef is the dream of a __________ (lifetime). 三、单项选择题 ( ) 1. The Great Barrier Reef is located ______ the northeastern coast of Australia. A. in  B. on  C. at ( ) 2. It is one of the most amazing places ______ visit. A. to  B. for  C. in ( ) 3. It is the biggest coral reef ______ the world. A. on  B. in  C. at ( ) 4. It takes ______ an area of 345,000 square kilometres. A. up  B. in  C. on ( ) 5. It includes over 900 islands and white sand ______. A. beach  B. beaches  C. beach's ( ) 6. You can swim, dive, ______ snorkel in the clear water. A. and  B. or  C. but ( ) 7. If you dive ______, you might see large fish, turtles, and sharks. A. deep  B. deeper  C. deepest ( ) 8. Qinghai Lake is a salt lake ______ Qinghai Province, China. A. on  B. in  C. at ( ) 9. Qinghai Lake is the ______ lake in China. A. large  B. larger  C. largest ( ) 10. If you visit Qinghai Lake, you can photograph wildlife, visit islands, ______ ride a bike or horse. A. and  B. or  C. but 四、选词填空（二选一） 1. The Great Barrier Reef is located on the __________ (northeastern / northwestern) coast of Australia. 2. It is the biggest coral reef in the __________ (world / ocean). 3. You can swim, dive, or snorkel in the __________ (clear / cloudy) water. 4. Qinghai Lake is a __________ (salt / fresh) lake in Qinghai Province. 5. Qinghai Lake is the largest lake in __________ (China / Australia). 五、根据汉语意思完成句子 1. 大堡礁位于澳大利亚东北海岸。 The Great Barrier Reef is __________ on the northeastern __________ of Australia. 2. 它是世界上最大的珊瑚礁。 It is the biggest __________ reef in the __________. 3. 它占地345,000平方公里，包括900多个岛屿和白色沙滩。 It __________ up an area of 345,000 square kilometres and __________ over 900 islands and white sand beaches. 4. 你可以在这清澈的海水中游泳、潜水或浮潜。 You can swim, dive, or snorkel in the __________ __________. 5. 如果你潜水更深，你可能会看到大鱼、海龟和鲨鱼。 If you dive __________, you might see large fish, turtles, and __________. 六、语法填空 阅读下面短文，在空白处填入一个适当的词，或使用括号内所给单词的正确形式填空。 The Great Barrier Reef is one of the 1.__________ (amazing) natural wonders in the world. It is located on the northeastern coast of Australia. It is the 2.__________ (big) coral reef system on Earth. The reef covers an area of 345,000 square kilometres. It 3.__________ (include) over 900 islands and beautiful white sand beaches. The water is very clear, 4.__________ (make) it perfect for swimming, diving, and snorkelling. Under the water, you can see many 5.__________ (colour) fish, plants, and coral. If you dive deeper, you might see large fish, turtles, and even sharks. The Great Barrier Reef is home to thousands of different 6.__________ (type) of sea life. For people who love the ocean, 7.__________ (visit) the Great Barrier Reef is a dream come true. It is a place of incredible beauty and 8.__________ (diverse). You can explore the reef and see things you have never seen 9.__________ (before). The Great Barrier Reef is truly a special place. It is important to protect it so that future generations can also enjoy 10.__________ (it) beauty. 七、补全对话 根据对话内容，从方框中选择恰当的句子补全对话，其中有一项多余。 A: Have you ever heard of the Great Barrier Reef? B: 1.__________ It's in Australia, right? A: Yes, it's on the northeastern coast. It's one of the most amazing places to visit. B: 2.__________ A: It's the biggest coral reef in the world. It covers 345,000 square kilometres. B: 3.__________ A: You can swim, dive, or snorkel in the clear water. You can see colorful fish, coral, and even sharks. B: 4.__________ A: Yes, it's a dream for people who love the ocean. B: 5.__________ I'd love to visit it someday. A. That sounds wonderful! B. What can you do there? C. Yes, I have. D. What's special about it? E. No, I haven't. F. Is it safe to swim there? 八、阅读理解 阅读下面短文，从每题所给的A、B、C三个选项中选出最佳选项。 The Great Barrier Reef is one of the most amazing natural wonders in the world. It is located on the northeastern coast of Australia. It is the largest coral reef system on Earth. The reef covers an area of 345,000 square kilometres. It includes over 900 islands and beautiful white sand beaches. The water is very clear, making it perfect for swimming, diving, and snorkelling. Under the water, visitors can see many colorful fish, plants, and coral. If they dive deeper, they might see large fish, turtles, and even sharks. The Great Barrier Reef is home to thousands of different types of sea life. For people who love the ocean, visiting the Great Barrier Reef is a dream come true. It is a place of incredible beauty and diversity. Visitors can explore the reef and see things they have never seen before. The Great Barrier Reef is truly a special place. It is important to protect it so that future generations can also enjoy its beauty. ( ) 1. Where is the Great Barrier Reef located? A. On the northwestern coast of Australia. B. On the northeastern coast of Australia. C. In the middle of Australia. ( ) 2. How large is the Great Barrier Reef? A. 345,000 square kilometres.  B. 900 square kilometres.  C. 1,000 square kilometres. ( ) 3. What can visitors see if they dive deeper? A. Only small fish.  B. Large fish, turtles, and sharks.  C. Only coral. ( ) 4. Why is the Great Barrier Reef special? A. Because it's the smallest reef in the world. B. Because it's home to thousands of types of sea life. C. Because it's easy to reach. ( ) 5. Why is it important to protect the Great Barrier Reef? A. So people can swim there.   B. So future generations can enjoy its beauty.   C. So fish can live there. 参考答案 一、首字母或句意提示 1. located 2. coral 3. kilometres 4. clear 5. lake 二、单词正确形式填空 1. amazing 2. biggest 3. beaches 4. largest 5. lifetime 三、单项选择题 1. B 2. A 3. B 4. A 5. B 6. B 7. B 8. B 9. C 10. B 四、选词填空 1. northeastern 2. world 3. clear 4. salt 5. China 五、完成句子 1. located, coast 2. coral, world 3. takes, includes 4. clear water 5. deeper, sharks 六、语法填空 1. most amazing 2. biggest 3. includes 4. making 5. colorful 6. types 7. visiting 8. diversity 9. before 10. its 七、补全对话 1. C 2. D 3. B 4. A 5. F 八、阅读理解 1. B 2. A 3. B 4. B 5. B 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $