Unit 3 Period 4 Using Language (Ⅰ) 要点内化课（课件PPT）-【金榜题名】2025-2026学年高二英语选择性必修第四册高中同步学案（人教版）

该高中英语课件聚焦选择性必修第四册Unit 3 Sea Exploration的重点词汇（如mercy, possession等）和关键句式（让步状语从句、as well as结构等），通过课前语境填空、前缀用法及文章分析导入，激活旧知，构建从词汇积累到语用能力的学习支架，衔接前后知识。 其亮点在于以语言能力培养为核心，通过词汇精讲（如mercy的搭配及迁移应用）和句式剖析（如as well as连接主语的谓语规则）提升表达能力，结合思维品质培养引导学生分析句式结构，课前-课堂-随堂的系统设计助力学习能力发展，教师可直接用此实施分层教学，提高课堂效率。

Unit 3　Sea Exploration Unit 3 Sea Exploration 英语 选择性必修第四册 Period 4　Using Language (Ⅰ)　要点内化课 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 目录 contents Part 01 课前·知识储备 课堂·优化探究 Part 02 课时作业（十二） Part 04 随堂·达标演练 Part 03 Unit 3 Sea Exploration 英语 选择性必修第四册 课前·知识储备 Unit 3 Sea Exploration 英语 选择性必修第四册 olitics rofession ournament ixture aptop Unit 3 Sea Exploration 英语 选择性必修第四册 overage ubmersible, oral igration irectory Unit 3 Sea Exploration 英语 选择性必修第四册 applaud taxed manned Underwater Unit 3 Sea Exploration 英语 选择性必修第四册 arrested exploiting murder mercy possessions opponent Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 sea exploration Sea pollution Climate change Overfishing protect the sea Unit 3 Sea Exploration 英语 选择性必修第四册 importance Understanding more about the sea more resources economic needs Unit 3 Sea Exploration 英语 选择性必修第四册 They usually mean exploiting it. The ice will melt more and this negative cycle will continue. Future generations will not forgive us. Unit 3 Sea Exploration 英语 选择性必修第四册 They should be balanced with economic needs. Unit 3 Sea Exploration 英语 选择性必修第四册 课堂·优化探究 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 at merciful to without on Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 possession possessed in possession of in the possession of Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 logged in/on to log off/out Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 for was arrested under Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 even though as though Strange though it may sound, Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 as well as, is drawing As well as walking, Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 Unit 3 Sea Exploration 英语 选择性必修第四册 increases, increasing, As time goes by/With time going by Unit 3 Sea Exploration 英语 选择性必修第四册 随堂·达标演练 Unit 3 Sea Exploration 英语 选择性必修第四册 murder possession log arrested opponents Unit 3 Sea Exploration 英语 选择性必修第四册 without mercy amounts of be responsible for All of a sudden, Unit 3 Sea Exploration 英语 选择性必修第四册 exploitation merciful possessions causing Unit 3 Sea Exploration 英语 选择性必修第四册 making him Teaching high school students Unit 3 Sea Exploration 英语 选择性必修第四册 As she grew older in a league of her own not just/only but also Unit 3 Sea Exploration 英语 选择性必修第四册 课时 作业 （十二） 点击进入word Unit 3 Sea Exploration 英语 选择性必修第四册 谢谢观看 Unit 3 Sea Exploration 英语 选择性必修第四册 [素养目标] 1．Learn and grasp the important new words and expressions. 2．Understand the useful sentence patterns. 3．Learn to use the new words and expressions according to the context. 4．Enlarge your vocabulary and solve your problems when you are reading. Ⅰ.根据语境和首字母填空 1．P_______ is the study of the ways in which countries are governed. 2．A p_________ is a type of job that requires advanced education or training. 3．A t_________ is a sports competition which continues until there is only the winner left. 4．A m______ of things consists of several different things together. 5．A l_____ computer is a small portable computer. 6．The c_______ of something in the news is the reporting of it. 7．If something is s____________it can go or operate under water. 8．C____ is a hard substance formed from the bones of very small sea animals. 9．The m________ is the movement of large numbers of people, birds or animals from one place to another. 10．A d________ is a book which gives lists of facts, for example people’s names, addresses, and telephone numbers. Ⅱ.根据语境及汉语提示填空 1．Every person stood to _______ (鼓掌) his unforgettable act of courage. 2．When a person or company is _____ (征税), they have to pay a part of their income or profits to the government. 3．In thirty years from now the United States should have a ______ (载人的) spacecraft on Mars. 4．__________ (水下的) devices are specially made so that they can work in water. 5．He was ________(逮捕) and charged with murder. 6．I think we’re being very short­sighted in not __________ (开采) our own coal. 7．He was jailed for life in 1966 for the ______ (谋杀) of three policemen. 8．Neither side took prisoners or showed any _____(仁慈). 9．People had lost their homes and all their ___________ (财产). 10．He’s the best ________ (对手) I’ve come across this season, a great player. 词　汇　 空　间 dis ＋ vt./vi.→ 表示动词意思相反 dis＋ agree ＝disagree vi. 不同意 dis＋like ＝dislike vt. 不喜欢 dis＋appear ＝disappear vi. 消失 dis＋appoint ＝disappoint vt. 使失望 dis＋courage ＝discourage vt. 使气馁 Ⅲ.读文章分析段落大意 Text 1 Para.1.Raise the theme of _______________ that caused many problems. Para.2._____________ caused by more sea exploration. Para.3.______________ caused by mining for resources. Para.4.___________ caused by more sea exploration. Para.5.We should _______________． Text 2 Para.1.The __________ of sea exploration. Para.2.________________________________ will benefit us a lot. Para.3.Sea exploration means ______________． Para.4.It is necessary to balance sea exploration with ______________． Ⅳ.读文章回答下列问题 1．What do people usually mean when they talk of exploring the sea more? ________________________________ 2．What’s the influence of climate change in the Arctic? ___________________________________________________________ 3．What will happen if we do not protect the sea? _______________________________________ 4．What’s the meaning of understanding more about the sea? ___________________________________________________________________________________________________________ 5．What should we do with the environmental risks in the future? _____________________________________________ It will help us manage its resources better, discover new medicines and predict events such as earthquakes. 1．Although this was banned in 1982，some countries are still “murdering” these intelligent creatures without mercy.(P32) 尽管这在1982年被禁止，一些国家仍然毫不留情地“谋杀”这些聪明的动物。 ◆ mercy n．仁慈；宽恕；恩惠 The boy was screaming and begging for mercy. 男孩哭叫着请求宽恕。 【词汇拓展】 show mercy to sb./have mercy on sb. 怜悯某人；对某人仁慈 at the mercy of...　 任由……摆布；受……控制 It’s a mercy that... ……真是万幸 without mercy 毫不留情 merciful adj. 仁慈的；宽大的 be merciful to/towards sb. 对某人仁慈 Captain White beat his crew without mercy. 怀特船长毫不留情地击打他的船员。 Please show mercy to the child. 请对这孩子仁慈一点。 They were all merciful to me，and I lived. 他们都对我很仁慈，我活下来了。 【迁移应用】 单句语法填空 (1)The little ship was __ the mercy of the storm. (2)Antonio was so ________(mercy) that he even showed mercy __ Shylock. (3)The policemen shot the crocodile _______ mercy. (4)When they were about to kill him，he begged them to have mercy __ him. 2．The sea is home to life，not human beings’ possessions.(P32) 海洋是生命的家园，不是人类的财产。 ◆ possession n．个人财产；拥有；控制 You have to learn to take care of your possessions. 你得学会保管好自己的财物。 People had lost their homes and all their possessions. 人们已经失去了自己的家园和所有的财物。 【词汇拓展】 be in possession of　 (某人)拥有…… be in the possession of (sb.)＝be in one’s possession (某物)被(某人)拥有 come into one’s possession 为某人所拥有 take/come into possession of 占有；拥有 possess vt. 拥有 be possessed of 具有；拥有 She was found in possession of dangerous drugs. 她被发现藏有危险药品。 All human beings possess a body clock. 所有人都有一个生物钟。 【迁移应用】 用possess的适当形式填空 (1)As the saying goes，“A true friend is the best __________．” (2)Although he doesn’t possess much money，he is _________ of good health. 一句多译 这个老人拥有一家大公司。 (3)The old man is ________________ a large company. (4)A large company is ____________________ the old man. 3．Logging new species will improve our understanding of life on the earth.(P32) 记录新物种将提高我们对地球上生命的了解。 ◆ log vt.把……载入正式记录；记录　n．正式记录；日志；原木 The family made an official complaint to a ship’s officer，which was recorded in the log. 这家人曾向一名船长/高级船员正式投诉过，这在日志里有记录。 They logged everyone and everything that comes in and out of here. 他们记录了进出这里的所有人和物。 We transport logs by trains. 我们用火车运送圆木。 【词汇拓展】 log in/on　　　　　 注册；登记 log in/on to 登录 log off/out 注销 Put down when you logged on，and remember to write down the time you log off. 写明注册时间，并记得写下你注销的时间。 【迁移应用】 完成句子 (1)昨天有其他用户登录过这台计算机。 There were other users who _______________ this computer yesterday. (2)在关掉电脑前，记得先注销。 Remember to ___________ before switching the computer off. 4．A $5 million reward has been announced for information leading to the arrest of those responsible for the murder.(P34) 已宣布悬赏500万美元，以获取逮捕谋杀案主犯的情报。 ◆ arrest n．逮捕；拘留；中止　vt.逮捕；拘留；阻止 While fetching something important，she was put under arrest. 她去取重要东西时，被逮捕了。 He was arrested when customs officers found drugs in his bag. 海关官员在他的包内发现了毒品后，他被逮捕了。 The police burst in and arrested the thief. 警察突然闯进来，逮捕了小偷。 【词汇拓展】 arrest sb. for　　 　 　 因……逮捕某人 arrest one’s attention 吸引某人的注意力 arrest sb. in connection with sth.因与……有关而逮捕某人 place/put sb. under arrest 逮捕某人 make several arrests 逮捕了几个人 under arrest 被逮捕 It was the title of the book that arrested my attention. 正是那本书的标题吸引了我的注意。 I can guarantee you that you will be under arrest. 我可以保证你会被逮捕的。 The police made several arrests. 警方逮捕了好几个人。 【迁移应用】 单句语法填空 (1)The man was arrested ___ breaking the law. (2)It was shocking that the professor ____________(arrest) for his remarks. (3)You may consider yourself _____ arrest from this moment. 1．Although this was banned in 1982，some countries are still “murdering” these intelligent creatures without mercy.(P32) 尽管这在1982年被禁止，一些国家仍然毫不留情地“谋杀”这些聪明的动物。 【句式剖析】　本句是一个复合句。some countries are...是主句；Although是从属连词，意为“虽然……；尽管……”，引导让步状语从句。 Although the sun was shining，it wasn’t very warm. 尽管太阳高照，天却不是太暖和。 Although they’re expensive，they last forever and never go out of style. 尽管价格昂贵，但它们经久耐用，永不过时。 【句式拓展】 though/although的用法 (1)用作连词 表示“虽然”，两者大致同义，可换用，只是 although 比 though 更为正式。 Although he’s nearly 80，he is still very active. 尽管快80岁了，但他还是十分活跃。 Though/Although it was barely four o’clock，the lights were already on. 尽管才四点钟，但灯已经亮了。 (2)用作副词 although一般不用作副词，而 though 可用作副词，且一般放在句末(不放在句首)，意为“可是；不过”。 It’s hard work；I enjoy it though. 工作很辛苦，可是我乐意干。 He is looking fit，though. 不过他看起来很健康。 (3)用于习语 在 as though(好像，仿佛)，even though(即使，纵然)等固定短语中不能用 although。 We felt as though we had witnessed the whole thing. 我们感觉仿佛目击了整个事件。 He is an honest man，I must say，even though I have opposed him. 尽管我反对过他，但我还是得说他是一个诚实的人。 (4)用于倒装 though引导的让步状语从句可用部分倒装的形式(注意：倒装后位于句首的名词之前不用冠词)，但 although 一般不这样用。 I will say no more on these matters，important though they are. 虽然这些事很重要，但我也不想再说什么了。 Child though he was，he did quite well. 他虽是个孩子，但干得很好。 【迁移应用】 完成句子 (1)纵然任务艰巨，我们也要及时完成。 We will manage to accomplish the task in time ___________ it is difficult. (2)看上去好像马上就要下雨了。 It looked _________ it might rain at any minute. (3)尽管听起来也许很奇怪，但我很高兴这都结束了。 _____________________________I was pleased it was over. 2．It may help us discover new medicines，as well as new sources of food and energy.(P32) 它可以帮助我们发现新的药物，以及新的食物和能量来源。 【句式剖析】　本句是一个简单句。其中的as well as在句中连接宾语new medicines和new sources of food and energy。 【句式拓展】 (1)as well as表示“不但……而且……；既是……也是……；而且；还”，在句中连接并列成分。 He grows flowers as well as vegetables. 他既种菜也种花。 They have a flat in town as well as a place in the country. 他们在乡村有一所房子，在城里还有一套公寓。 (2)A as well as B这一结构强调的重点是A不是B，即 A as well as B＝not only B but also A。 He speaks Spanish as well as English and French. 他不仅会说英语和法语，而且会说西班牙语。 Actors have to learn their cues as well as their own lines. 演员不仅要记住台词，还要记住其他演员的暗示。 (3)当 as well as 连接两个成分作主语时，其后的谓语通常要与前面一个主语保持一致。 Tom as well as his parents is going to London. 汤姆和他的父母要去伦敦。 The captain，as well as the other players，was tired. 队长和其他队员都累了。 (4)as well as通常被视为介词，所以后接动词时，一般用动词­ing形式。 He sings as well as playing the piano. 他不但会弹钢琴，而且会唱歌。 She is a talented musician as well as being a photographer. 她不但是摄影师，还是个天才音乐家。 (5)当as well as 用于句首时，其后习惯上要接动词­ing 形式。 As well as visiting Niagara Falls，we spent a day in Toronto. 我们参观了尼亚加拉瀑布，而且在多伦多玩了一天。 (6)as well as可视为as...as结构与well的自然搭配，其意为“与……一样好”，在否定句中可用not so well as代替 not as well as。 He speaks English as well as her. 他的英语说得跟她一样好。 He doesn’t play half as /so well as his sister. 他演奏的水平不及他姐姐的一半。 【迁移应用】 完成句子 (1)即使他唱歌不比玛丽唱得更好，但至少也是一样好。 He sings ____________if not better than，Mary. (2)爸爸和他的两个女儿在画画。 The father，as well as his two daughters, __________． (3)他除散步之外还喜欢钓鱼和打猎。 ____________________he likes fishing and shooting. 3．Hopefully，as technology improves，we may have more options for managing this balance.(P32) 希望随着技术的进步，我们可以有更多的选择来管理这种平衡。 【句式剖析】　本句是复合句，as technology improves是时间状语从句，as意为“随着”，引导时间状语从句。 As time went by，we saw each other less and less often. 随着时间的推移，我们彼此见面越来越少。 【句式拓展】 with作为介词，意为“随着”，后跟动词­ing形式作宾语补足语，构成with复合结构，作时间状语。 As time goes by，the job will let you use all your skills to the maximum. ＝With time going by，the job will let you use all your skills to the maximum. 随着时间的推移，这份工作将让你最大限度地发挥你的技能。 【迁移应用】 用increase的适当形式填空 (1)As the population ___________more land is needed. ＝With the population ____________more land is needed. 完成句子 (2)__________________________________(随着时间的推移)，the gap between the rich and the poor are getting narrower. Ⅰ.单词拼写 1．Police have already identified around 10 ______(谋杀) suspects. 2．If you miss payments, the lender could take __________(拥有)of your house. 3．The captain described the accident in the ship’s ___(日志) he kept. 4．We all know that the man was ________(逮捕) in connection with the robbery the day before yesterday. 5．He defeated several _________(对手) in the presidential election, which was a big surprise for us. Ⅱ.选词填空 without mercy；be responsible for；all of a sudden；amounts of 1．Some people kill wild animals to make profits _____________. 2．There are many foods that those children aren’t allowed to eat and they’re only allowed to eat small __________ fatty or sweet food. 3．It is reported that the driver of the truck, considered to ______________ the accident, has been detained. 4．_________________I realized that something was wrong with my studying method. Ⅲ.单句语法填空 1．Conservationists in Chile are concerned about the effect of commercial ____________(exploit) of forests. 2．They asked her to be ________(mercy) to the prisoners. 3．The whole village was wiped out by the earthquake, and people lost their homes and all their ___________(possess). 4．An earthquake has hit Yushu, Qinghai Province, _______(cause) damage to buildings and panic among the population. Ⅳ.完成句子 1．一个男孩因在YouTube上测评玩具和游戏赚了近3，000万美元，这使他成为收入最高的油管博主之一。 A boy who tests and evaluates toys and games on YouTube has made nearly $30 million, __________ one of the highest­paid YouTubers. 2．在一个贫穷的山村中教高中学生，在你听起来可能不是一件有趣的事。 _____________________________ in a poor mountain village may not sound fun to you. 3．随着年龄的增长，她的信心增强了，而且在她的职业领域独领风骚。 ________________，she gained in confidence and was ________________ in her profession. 4．市场研究告诉我们，人们需要的不仅仅是低价格，还有高质量。 Market research has shown us that people want _____________ low prices，________ high quality. $