Unit 5 Looking into nature知识点实战演练试卷 2025-2026学年外研版八年级英语下册

**基本信息** 外研版八年级下册Unit 5“Looking into nature”知识点实战演练卷，45分钟/100分，聚焦自然探索主题，通过词汇、语法、句型多维度训练，强化语言能力与思维品质，适配新授课巩固。 **题型特征** |题型|题量/分值|知识覆盖|命题特色| |----|-----------|----------|----------| |词汇与语法|55分|核心词汇（unsolved/curious）、短语（solar system/field work）|音标写词结合自然术语，选词填空构建探索语境| |句型与句式|45分|句型（be curious about/belong to）、语法应用|完成句子/仿写融入科学情境（如琥珀保存昆虫），同义转换提升语言灵活性|

外研版新教材八年级英语下册 Unit 5 Looking into nature 知识点实战演练试卷 （考试时间：45分钟 满分：100分） 一、词汇与语法（共55分） Ⅰ. 根据音标写单词（每小题0.5分，共5分） 1./ˈʌnˈsɒlvd/ ________ 　2. /ˈkjuəriəs/ ________ 　 3. /ɪkˈsplɔː/ ________ 4. /ˈsɒlə(r)/ ________ 　 5. /ˈsɪstəm/ ________ 　 6. /ˈsɪəriəsli/ ________ 7. /ˈdʒenərəl/ ________ 　8. /ˈɔːlweɪz/ ________ 　 9. /ˈkɒnʃəsli/ ________ 10. /ˈtʃaɪldhʊd/ ________ Ⅱ. 单词拼写 / 根据汉语提示填空（每小题1分，共20分） 1. Scientists are trying to ________ (揭开) the secrets of nature. 2. The ______(未解的) mystery about the forest has attracted many explorers. 3. We should _____(探索) the unknown world with curiosity. 4. The Earth is a planet in the _____ (太阳系). 5. The old man felt _____ (好奇的) about the strange noise outside. 6. Many ______(物种) in the rainforest are still unknown to humans. 7. The _____ (琥珀) can keep the shape of ancient insects for millions of years. 8. The scientist did _____ (实地考察) in the mountains for years. 9. The boy ______(手持) a magnifier when he observed the ants. 10. We need to ______ (激发) students' curiosity about nature. 11. The old tree has been standing here for ______(几百年来). 12. The strange rock ______(看起来像) a human face. 13. The discovery of the new planet will ______ (改变) our understanding of the universe. 14. The ______(宇宙的) beginning is still a mystery to humans. 15. The old photos help us ______ (保存) pieces of the past. 16. The scientist _______(实行) a new research plan last month. 17. We should be ______ (准备好的) to face challenges in exploration. 18. The old man ______ (去世) peacefully at the age of 90. 19. The ______ (一生的) exploration of the scientist inspired many young people. 20. The scientist ______(继续) his research even after he fell ill. Ⅲ. 选词填空（每小题1分，共10分） 从方框中选择适当的词并用其正确形式填空，使短文完整通顺。（每个词只能用一次） explore, curious, unsolved, amber, solar, system, field, work, awaken, drive Nature is full of mysteries waiting to be discovered. Many scientists are 1. ______ about the unknown world. They want to 2. _____the secrets of nature. There are still many 3. ______ secrets, such as the origin of the 4. ______system. The Earth is part of this 5. ______. Some scientists do 6. ______work in remote areas to study unknown species. A piece of 7. ______can keep the past alive. The desire to know more 8. ______them to keep researching. Their research can 9. ______ people's curiosity about nature. In fact, understanding nature is a lifelong 10. ______for humans. Ⅳ. 单项选择（每小题1分，共10分） （ ）1. —What are the scientists doing in the rainforest? —They are trying to ________ the unknown species there. A. explore　B. ignore　C. destroy　D. create （ ）2. The Earth is a planet that ________ the sun. A. belongs to　B. is in　C. moves around　D. is far from （ ）3. The old man felt ________ about the strange light in the sky and decided to watch it. A. bored　B. curious　C. angry　D. nervous （ ）4. —What can keep the shape of ancient insects for a long time? —________. A. Amber　 B. Water　 C. Soil　 D. Air （ ）5. The scientist did ________ work in the mountains for ten years. A. field　 B. office　 C. home　 D. school （ ）6. —What is the most important thing for scientific research? —________ curiosity and keep asking questions. A. To awaken　B. To lose　C. To hide　D. To forget （ ）7. The discovery of the new planet will change our understanding of the ________. A. universe　 B. city　 C. country　D. town （ ）8. The old tree has been standing here ________. A. for hundreds of years　B. in a few years　 C. last year　 D. next year （ ）9. —What does the strange rock ________? —It looks like a human face. A. look like　 B. look at　 C. look for　 D. look after （ ）10. The scientist continued his research even when he was ill. His spirit of ________ inspired us. A. lifelong exploration　 B. short-term work　 C. quick success　 D. easy giving up Ⅴ. 短语英汉互译（每小题0.5分，共10分） 1. 探索自然 ________ 　2. 未解之谜 ________ 　 3. 太阳系 ________ 　4. 手持放大镜 ________ 5. 进行实地考察 ________ 6. 激发好奇心 ________ 　 7. 看起来像 ________ 　 8. 保存过去的片段 ________ 9. 随着时间改变 ________ 　10. 终身探索 ________ 　11. 属于 ________ 　12. 病得很重 ________ 13. explore nature ________ 14. unsolved secrets ________ 　15. the solar system _____16. with a magnifier in hand _______ 17. do field work ________18. awaken one's curiosity ________ 　19. look like ________ 　20. lifelong exploration ________ 二、句型与句式（共45分） Ⅰ. 完成句子（每小题2分，共20分） 1. 科学家们正在努力揭开自然的秘密。 Scientists are trying to ________ the ________ of nature. 2. 我们对宇宙的起源感到好奇。 We are ________ about the beginning of the ________. 3. 这块琥珀保存了古代昆虫的形状。 This piece of ________ keeps the shape of ancient ________. 4. 科学家在森林里进行实地考察，研究未知物种。 Scientists do ________ work in the forest to study unknown ________. 5. 好奇心促使人们去探索未知世界。 Curiosity ________ people to ________ the unknown world. 6. 这棵树已经在这里矗立几百年了。 The tree has been standing here for ________ ________ years. 7. 奇怪的岩石看起来像一张人脸。 The strange rock ________ ________ a human face. 8. 地球属于太阳系中的一颗行星。 The Earth ________ ________ the solar system. 9. 科学家手持放大镜观察蚂蚁。 The scientist observed ants ________ a magnifier ________ hand. 10. 终身探索是科学家的精神。 ________ exploration is the spirit of scientists. Ⅱ. 连词成句（每小题2分，共10分） 1. are, scientists, the, exploring, secrets, of, nature (.) ______________________________ 2. curious, about, we, the, beginning, of, universe, are (.) ______________________________ 3. amber, keeps, this, insects, ancient, of, shape, the (.) ______________________________ 4. field, scientists, do, work, to, species, unknown, study (.) ______________________________ 5. curiosity, people, to, drives, explore, the, world (.) ______________________________ Ⅲ. 句型仿写（每小题2分，共10分） 1. 例：Scientists are exploring the secrets of nature. Scientists are exploring the ________ of the universe. 2. 例：We are curious about the beginning of the universe. We are curious about the ________ of life on Earth. 3. 例：This piece of amber keeps the shape of ancient insects. This piece of amber keeps the ________ of ancient plants. 4. 例：Curiosity drives people to explore the unknown world. Curiosity drives people to explore the ________ world. 5. 例：The Earth belongs to the solar system. The Moon belongs to the ________ system. Ⅳ. 同义句转换（每小题1分，共5分） 1. Scientists are trying to unlock the secrets of nature. Scientists are trying to ________ the secrets of nature. 2. We are curious about the beginning of the universe. We have ________ about the beginning of the universe. 3. This piece of amber keeps pieces of the past. This piece of amber keeps ________ of the past. 4. Curiosity drives people to explore nature. Curiosity makes people ________ to explore nature. 5. The Earth is part of the solar system. The Earth ________ the solar system. 参考答案 一、词汇与语法（共55分） Ⅰ. 根据音标写单词（每小题0.5分，共5分） 1. unsolved　2. curious　3. explore　4. solar　5. system　 6. seriously　7. general　8. always　9. consciously　10. childhood Ⅱ. 单词拼写 / 根据汉语提示填空（每小题1分，共20分） 1. unlock　2. unsolved　3. explore　4. solar system　5. curious　6. species　7. amber　8. field work　9. held　10. awaken 11. hundreds of years　12. looks like　13. change　14. universal　15. keep　16. carried out　17. ready　18. passed away　19. lifelong　20. continued Ⅲ. 选词填空（每小题1分，共10分） 1. curious　2. explore　3. unsolved　4. solar　5. system　6. field　7. amber　8. drives　9. awaken　10. exploration Ⅳ. 单项选择（每小题1分，共10分） 1-5 ACBAA　6-10 AAABA Ⅴ. 短语英汉互译（每小题0.5分，共10分） 1. explore nature　2. unsolved secrets　3. the solar system　4. with a magnifier in hand　5. do field work 6. awaken one's curiosity　7. look like　8. keep pieces of the past　9. change over time　10. lifelong exploration 11. belong to　12. fall seriously ill　13. 探索自然　14. 未解之谜　15. 太阳系　16. 手持放大镜 17. 进行实地考察　18. 激发好奇心　19. 看起来像　20. 终身探索 二、句型与句式（共45分） Ⅰ. 完成句子（每小题2分，共20分） 1. unlock; secrets　2. curious; universe　3. amber; insects　4. field; species　5. drives; explore 6. hundreds of　7. looks like　8. belongs to　9. with; in　10. Lifelong Ⅱ. 连词成句（每小题2分，共10分） 1. Scientists are exploring the secrets of nature. 2. We are curious about the beginning of the universe. 3. This piece of amber keeps the shape of ancient insects. 4. Scientists do field work to study unknown species. 5. Curiosity drives people to explore the world. Ⅲ. 句型仿写（每小题2分，共10分） 1. secrets　2. origin　3. shape　4. unknown　5. solar Ⅳ. 同义句转换（每小题1分，共5分） 1. discover　2. curiosity　3. pieces 　4. explore　5. belongs to 学科网（北京）股份有限公司 $