Unit 3 Sea Exploration 单元重点单词一遍过 2025-2026学年高中英语人教版选择性必修第四册

**基本信息** 练习围绕高中英语单元词汇，通过“派生词梳理-语法填空-一词多义”三层设计，构建从基础积累到语境应用的知识巩固路径，提升语言能力与思维品质。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |Round1|派生词变形（13题）|聚焦词汇基础，强化词性转换，奠定语言能力基础| |Round2|语法填空（12题）|结合高考真题改编与写作情境，实现知识向应用转化| |Round3|一词多义（12题）|通过语境辨析考查词汇深度理解，培养思维品质|

XB3U3 Sea Exploration Round1:派生词梳理 1. extend vt. 扩展；使伸长；延长→_______________ n. 扩大；延伸→_______________ adj. 广泛的；广阔的 2．negotiate vt. 商定；达成(协议) vi. 谈判；磋商；协商→_______________n. 谈判；协商 3．withdraw vi. & vt. (使)撤回；撤离→_______________n. 收回；撤退 4．profession n. 职业；行业→_______________adj. 专业的，职业的 n. 职业运动员→_______________adv. 专业地；内行地 5．mix vt. & vi. 混合；调配→_______________adj. 混合的→_______________n. 混合；结合体；混合物 6．cover v. 覆盖；报道→_______________n. 新闻报道；覆盖范围 7．applaud vt. & vi. 鼓掌 vt. 称赞；赞赏→_______________n. 鼓掌；掌声（读后续写） 8．migrate v. 移居；移动；移往→_______________n. 迁移；迁徙；移居 9．exploit vt. 开发；利用；剥削→_______________ n. 开发，开采；利用 10．murder vt. 谋杀；凶杀；毁坏 n. 谋杀；凶杀→_______________ n. 谋杀犯；凶手 11．mercy n. 仁慈；宽恕；恩惠→_______________adj. 宽大的；仁慈的 12．possess vt. 拥有；具有；支配→_______________ n. [usually pl.]个人财产；拥有；控制 13．oppose vt. 反对→_______________ n. 反对者；对手；竞争者→_______________ adj.反对的 Round2: 单句语法填空 1. ①If you are in need of a deadline _______________, (extend) simply explain the situation to the professor. [2019年全国卷3七选五·改编] ②The_______________ (extend) collection consists of masterworks in sculpture, colored glass, and precious objects from Europe dating from about the 9th to the 15th century. [2018年江苏卷阅读A·改编] 2. Participating in extra－curricular activities enables us to learn how_______________(negotiate) and cooperate with other students.[应用文写作之建议信] 3. ①If we go somewhere and I ask him to leave the phone at home, he suffers from_______________ (withdraw) symptoms. Maybe this dependency on his smartphone has become more than an everyday problem. [2016年上海卷语法填空·改编] ②I am writing to formally request _______________(withdraw) from the English speech contest to be held next week. I have had a bad cold, coughing day and night.[应用文写作之告知信] 4. To practise this, we need to establish clear_______________(boundary) in our personal and professional life. [2024年全国甲卷语法填空] 5. ①The choice between being a hedgehog or a fox is a false trade-off. The most effective way to go through life is to try to be that rare _______________(mix) known as foxy hedgehog.[2024年北京卷七选五·改编] ②It was so peaceful and quiet and the colours of the brown rocks, the deep green pine trees, and the late afternoon sun _______________(mix) to create a magic scene.[读后续写之环境描写] 6. ①_______________(cover) an area about three times the size of Yellowstone National Park, the GPNP will be one of the first national parks in the country.[2022年全国I卷语法填空] ② Their study revealed that the large number of observation-only records did not lead to better global _______________ (cover) . [2024年全国I卷·改编] 7. The entire crowd erupted into cheers and_______________(applaud), including the other runners who had finished long before him.[读后续写之动作描写] 8. Here is a graph that charts how far a bird flies during the first five days of its spring _______________（migrate)[2015年浙江卷阅读·改编] 9. Although they weren’t well­off，they showed_______________ (merciful) to the poor and were always willing to extend a supporting hand whenever possible.[读后续写之人物描写] 10. ①All customers travelling on TransLink services must be in_______________ (possess) of a valid ticket before boarding. [2020全国卷I阅读·改编] ②As a bilingual student with over 10 years of English learning experience, I am _______________ (possess) of excellent communication skills.[应用文写作之申请信] 11. On every single move you have to analyze a situation, process what your _______________ (oppose) is doing and evaluate the best move from among all your options. [2018年全国卷I语法填空] Round 3 一词多义,根据语境写出词性及中文意思 1. ①He was arrested when customs officers found drugs in his bag. ________________ ②The beautiful sunset arrested our attention, and we stopped to watch it. ________________ ③The treatment has so far done little to arrest the spread of the cancer. ________________ 2. ①It was a special time to bond with my children and it filled them with the wonderment of books. ________________ ②The aim of this initiative is to strengthen the bonds between China and the rest of the world.________________ 3. ①Henry David Thoreau was happy to withdraw from social life, seeking a harmonious relationship with nature in the quietness of his life.________________ ②The minister withdrew his statement later. ________________ ③I want to withdraw $4,000 from my bank account.________________ 4. ①A trading route across the sea was also extended along the coasts of the Indian Ocean.________________ ②The company extended its services to HongKong. ________________ ③I’m sure you will join me in extending a very warm welcome to our visitors. ________________ 答案 Part2语法词汇 Round1:派生词梳理 1. extend vt. 扩展；使伸长；延长→extension n. 扩大；延伸→extensive adj. 广泛的；广阔的 2．negotiate vt. 商定；达成(协议) vi. 谈判；磋商；协商→negotiation n. 谈判；协商 3．withdraw vi. & vt. (使)撤回；撤离→withdrawal n. 收回；撤退 4．profession n. 职业；行业→professional adj. 专业的，职业的 n. 职业运动员→professionally adv. 专业地；内行地 5．mix vt. & vi. 混合；调配→mixed adj. 混合的→mixture n. 混合；结合体；混合物 6．cover v. 覆盖；报道→coverage n. 新闻报道；覆盖范围 7．applaud vt. & vi. 鼓掌 vt. 称赞；赞赏→applause n. 鼓掌；掌声（读后续写） 8．migrate v. 移居；移动；移往→migration n. 迁移；迁徙；移居 9．exploit vt. 开发；利用；剥削→exploitation n. 开发，开采；利用 10．murder vt. 谋杀；凶杀；毁坏 n. 谋杀；凶杀→murderer n. 谋杀犯；凶手 11．mercy n. 仁慈；宽恕；恩惠→merciful adj. 宽大的；仁慈的 12．possess vt. 拥有；具有；支配→possession n. [usually pl.]个人财产；拥有；控制 13．oppose vt. 反对→opponent n. 反对者；对手；竞争者→opposed adj.反对的 Round2: 单句语法填空 1. ①If you are in need of a deadline extension, (extend) simply explain the situation to the professor. [2019年全国卷3七选五·改编] ②The extensive (extend) collection consists of masterworks in sculpture, colored glass, and precious objects from Europe dating from about the 9th to the 15th century. [2018年江苏卷阅读A·改编] 2. Participating in extra－curricular activities enables us to learn how to negotiate (negotiate) and cooperate with other students.[应用文写作之建议信] 3. ①If we go somewhere and I ask him to leave the phone at home, he suffers from withdrawal (withdraw) symptoms. Maybe this dependency on his smartphone has become more than an everyday problem. [2016年上海卷语法填空·改编] ②I am writing to formally request to withdraw (withdraw) from the English speech contest to be held next week. I have had a bad cold, coughing day and night.[应用文写作之告知信] 4. To practise this, we need to establish clear boundaries (boundary) in our personal and professional life. [2024年全国甲卷语法填空] 5. ①The choice between being a hedgehog or a fox is a false trade-off. The most effective way to go through life is to try to be that rare mixture (mix) known as foxy hedgehog. [2024年北京卷七选五·改编] ②It was so peaceful and quiet and the colours of the brown rocks, the deep green pine trees, and the late afternoon sun mixed (mix) to create a magic scene. [读后续写之环境描写] 6. ① Covering (cover) an area about three times the size of Yellowstone National Part, the GPNP will be one of the first national park in the country.[2022年全国I卷语法填空] ② Their study revealed that the large number of observation-only records did not lead to better global coverage (cover) . [2024年全国I卷·改编] 7. The entire crowd erupted into cheers and applause(applaud), including the other runners who had finished long before him.[读后续写之动作描写] 8. Here is a graph that charts how far a bird flies during the first five days of its spring migration （migrate) [2015年浙江卷阅读·改编] 9. Although they weren’t well­off，they showed mercy (merciful) to the poor and were always willing to extend a supporting hand whenever possible.[读后续写之人物描写] 10. ①All customers travelling on TransLink services must be in possession (possess) of a valid ticket before boarding. [2020全国卷I阅读·改编] ②As a bilingual student with over 10 years of English learning experience, I am possessed (possess) of excellent communication skills.[应用文写作之申请信] 11. On every single move you have to analyze a situation, process what your opponent (oppose) is doing and evaluate the best move from among all your options. [2018年全国卷I语法填空] Round 3一词多义,根据语境写出词性及中文意思 1. ①He was arrested when customs officers found drugs in his bag. v. 逮捕；拘捕 ②The beautiful sunset arrested our attention, and we stopped to watch it. v. 引起(某人的注意) ③The treatment has so far done little to arrest the spread of the cancer. v. 阻止；抑制 2. ①It was a special time to bond with my children and it filled them with the wonderment of books. v.增强或 建立(与某人的)信任关系 ②The aim of this initiative is to strengthen the bonds between China and the rest of the world. n.关系；纽带 3. ①Henry David Thoreau was happy to withdraw from social life, seeking a harmonious relationship with nature in the quietness of his life. v.从……脱身 ②The minister withdrew his statement later. v.收回（意见） ③I want to withdraw $4,000 from my bank account. v.提取（存款） 4. ①A trading route across the sea was also extended along the coasts of the Indian Ocean. v.延伸 ②The company extended its services to HongKong. v.扩展 ③I’m sure you will join me in extending a very warm welcome to our visitors. v.提供；给予 学科网（北京）股份有限公司 $