Unit 3 Environmental Protection Using language 预习学案-2025-2026学年高中英语人教版选择性必修第三册

Unit3 ENVIRONMENTAL PROTECTION Using Language预习学案 课文整体教学 课文理解 1. Read the text carefully and choose the best answer to each question. A. The visitors are becoming less. B. Its water quality has become the worst. C. Actions have not been taken to deal with it. D. Its water pollution is being treated. 2. Which is not the reason of Li River’s being polluted? A. The increasing tourists. B. Many tour boats. C. The decrease of fish species. D. The rising local population. 3. What’s the purpose of dealing with water pollution? A. To attract more foreign tourists. B. To make sustainable development. C. To raise more fish species. D. To add more clear waterways. 4. What’s the text mainly about? A. The beauty of the Li River. B. What some tourists did led to the water pollution. C. Some measures to reduce water pollution in the Li River. D. The ways to increase crop production. 课文精粹 I. 一词多义 1. volume n. 量；体积；（成套书籍中的）一卷；卷；合订本；容积；容量；大量；音量 ①（教材原句）Previously, water quality in the Li River had suffered greatly from an increasing volume of tourists, many of whom frequently threw garbage into the river. ② This knob controls the volume. ③ When the material is heated, it can rise to seven or eight times its original volume. 2. fine vt. 对……处以罚款 n. 罚金 adj. 晴朗的；很好的 ①（教材原句）At the same time, they started to carry out inspections regularly and fine tourist organisations for abuses. ② If it is fine tomorrow, we will go to the beach for a picnic. ③ The buildings dating from the Ming Dynasty are still in fine condition. ④ He had to pay a fine for going through a red light. II. 长难语句 1. （学会断句）Previously, water quality in the Li River / had suffered greatly from an increasing volume of tourists, many of whom / frequently threw garbage into the river. [分析] 本句是一个复合句。主句______是water quality in the Li River，谓语为_______; many of whom frequently threw garbage into the river为______从句修饰tourists。 [翻译]____________________________________________________________ _________________________________________________________________ 2. （学会断句）Local officials were concerned / that the pollution / was damaging the natural environment / and felt / that urgent steps should be taken to restore the river’s original beauty. III. 写作佳句积累 1. （应用文佳句）The beautiful Li River and its amazing surrounding scenery is one of the most well-known tourist destinations in China’s Guangxi Zhuang Autonomous Region. 美丽的漓江及其周边迷人的风景是中国广西壮族自治区最著名的旅游目的地之一。 2.（应用文佳句）It attracts millions of domestic and foreign visitors each year. 它每年吸引数以百万计的国内外游客。 3.（应用文佳句）With such campaigns in effect, China’s waterways are heading towards a clean and sustainable future. 实际上，随着这些运动的展开，中国的水资源正朝着清洁、可持续发展的未来迈进。 IV. 核心词汇 1. conservation n. (对环境、文物等)保护；保持 (1) under conservation 受到保护 (2) conserve vt. 保护；保存；节省；节约 conservative adj. 保守的 [即学即练] 单句语法填空/词汇升级 ① The project is intended to encourage the ______ (conserve) of fuel. ② He couldn’t accept the ______ (conserve) views of his parents. ③ It is said that the memorial is being conserved now. → It is said that the memorial ______ now. 2. dozen n. (一)打；十二个 dozens of 许多；很多 a dozen (of) 一打 by the dozen 按打 in dozens 大量地；一打一打地；大批地 [即学即练] 单句语法填空/完成句子 ① Several dozens ______ the eggs have been loaded onto the truck and transported to the village. ② The goods are packed ______ dozens and shipped in scores all over the world. ③ 在那个上周开业的超市里，鸡蛋是按打卖的。 In the supermarket which was opened last week, ____________. [名师点评] 当 dozen 与具体数字连用时，本身不用复数形式，其后也不接 of。当与 a few, several 等数目不具体的词连用时，本身用不用复数均可，但不用复数时，其后的介词 of 常省略，用复数时，of 不能省略。当名词前有限定词或 dozen 后接代词时，要加 of。复数形式 dozens 表示抽象数量，不能被表示具体数量的词修饰，要加 of。 3. tolerate vt. 忍受；包容；容许 - tolerate sb doing sth - stand sb doing sth - bear sb doing/to do sth - put up with sb doing sth - tolerance n. - tolerant adj. - be tolerant of/towards 对……宽容 [即学即练] 单句语法填空/完成句子 ① Most of the people won’t tolerate ______ (smoke) in this hall. ② Instead of blaming the child, she gave him a ______ (tolerate) smile and let him go. ③ If neighbours want to get along well with each other, they have to show their ___________ (tolerate). ④ 因此，我们应该学会宽容他人。 We should, therefore, learn to __________ others. 句法句式 1. with 复合结构 [教材 P32] Water pollution levels increased, with more household and commercial waste ending up in the river. 水污染程度增加，更多的家庭和商业垃圾最终流入河中。 [句式分析] 本句主语为 water pollution levels，谓语为 increased，句中还包含一个“with+宾语+宾语补足语”结构。 With tears of gratitude in his eyes, he seized me by the arm and then hugged me tightly. 他眼中含着感激的泪水，抓住我的胳膊，紧紧地拥抱着我。 with 的复合结构如下： with + 名词/代词 + 宾语补足语 形容词/副词/介词短语（状态） 动词-ing 形式（主动、进行） 过去分词（被动、完成） 动词不定式（将来） [即学即练] 单句语法填空/句式升级 ① With a guide ______ (show) us around the scenic spots, we will definitely have a great time. ② With all the work ______ (finish), they hurried back home for lunch. ③ I have much work to do, so I can’t go swimming with you. → _________________________ with you. (with 复合结构) 2. It is believed that... “人们认为/相信……” [教材 P33] With these measures, it is believed that the beauty of the Li River will be preserved for generations to come. 有了这些措施，人们相信漓江的美丽将世世代代保存下来。 [句式分析] 本句中 it 作形式主语，真正的主语为后面的 that 从句。It is believed that...，意为“人们认为/相信……” It is believed that Venice is a very beautiful city. 威尼斯被认为是一座很美丽的城市。 句型学习：常用被动表达与“It is + 过去分词 + that...”结构 (1) It is said / believed / reported / thought / supposed / hoped / expected that... 据说 / 相信 / 报道 / 认为 / 推断 / 希望 / 预计…… (2) People believe / think / suppose / hope / expect that... 人们相信 / 认为 / 推断 / 希望 / 预计…… (3) It is known (to all) that... 众所周知…… [即学即练]单句语法填空 / 句型转换 ① It ______ (report) that the documentary Du Fu: China’s Greatest Poet is well received outside China. ② It is said ______ the exhibition will be introduced in both Chinese and English. ③ It is said that he went abroad. → ________________ have gone abroad. ④ The vase is believed to be worth a lot of money. → It _______________ the vase is worth a lot of money. 巩固落实 I. 单句语法填空 1. I can’t tolerate ______ (laugh) at in public. 2. With a native ______ (be) our guide, we needn’t be afraid of getting lost. 3. It is believed ______ the couple have left the country. 4. It’s almost impossible to learn about one historical period without having dozens___ questions about related concepts. 5. Visitors should submit the above information ______ the travel agency at least 48 hours before their arrival. II. 完成句子 1. 人们相信健康重于财富。 ____________________ above wealth. 2. 全班同学看着他，他感到更不自然了。 He felt more uneasy ____________________ him. 3. 我们不允许在图书馆里吸烟。 We ____________________ smoking in the library. III. 课文语法填空 The beautiful Li River attracts 1. ______ (million) of domestic and foreign visitors each year. However, a report said the water had been seriously polluted. Water quality in the Li River had suffered greatly from an increasing volume of tourists, many of 2. ______ frequently threw garbage into the river. Many tour boats contributed 3. ______ the problem too. The local population rose 4. ______ (rapid), as well as 5. ______ number of commercial and industrial enterprises. Water pollution levels increased, with more household and commercial waste 6. ______ (end) up in the river. To feed more people, more chemicals 7. ______ (use) to increase crop 8. ______ (product). These chemicals led to severe water quality issues. Local officials were 9. ______ (concern) that the pollution was damaging the natural environment. Finally, a series of urgent steps were taken 10. ______ (restore) the river’s original beauty. With these measures, it is believed that the beauty of the Li River will come back soon. 写作 (Writing) 一、基本框架 首段 ： 陈述事实，简要提出反映的问题 中段 ： 介绍所反映问题的具体情况 末段 ： 表明自己的观点并提出建议 二、常用表达 1. With the global warming becoming more and more serious, some Arctic species will probably die out. 随着全球变暖越来越严重，一些北极物种可能会灭绝。 2. Air and water are being polluted so that the environment in which animals live is destroyed. 空气和水正受到污染，以至于动物生存的环境被破坏。 3. Nowadays, the issue of environmental protection is becoming more and more important. 如今，环境保护的问题正变得越来越重要。 4. We should balance advantages against disadvantages of development and keep the balance of nature. 我们应该平衡发展的利弊和维持自然的平衡。 5. It’s time to raise people’s awareness of environmental protection and appeal to more people to care for wildlife. 是时候提高人们的环境保护意识，呼吁更多的人关心野生动植物了。 典例详析 当今社会，越来越多的人关注气候变化。请你写一篇报告，简要描述过量排放二氧化碳的危害（严重的风暴、干旱、全球变暖等），并提出具体建议，号召人们选择低碳生活方式。 注意：1. 词数 80 左右； 2. 可适当增加细节，以使行文连贯。 [审题构思] 1. 确定体裁：应用文 2. 确定人称：第三人称为主 3. 确定时态：一般现在时 4. 确定内容： ① 引入话题：过量排放二氧化碳的危害 ② 介绍细节：人们已经意识到危害，采取的行动 ③ 发出倡议 [遣词造句] 1. 随着空气中二氧化碳含量的迅速增加，全球气温持续上升。 As the level of carbon dioxide in the air increases rapidly, the global temperature _____________________________. 2. 它导致更高的海平面，更多的风暴、洪水、干旱，甚至物种灭绝。 It ___________________________, even the extinction of species. 3. 联合国会议关注的是未来应对气候变化的行动，这已经引起越来越多人的关注。 The UN Conference _________________________ and it has attracted more and more People’s attention. 4. 人们意识到过低碳生活是必须的。 People realized that _____________________________________. 5. 如果情况允许，我们可以回收罐头、瓶子、塑料袋和报纸。如果可以，我们可以步行或骑自行车。 Recycle cans, bottles, plastic bags and newspapers ______________________. Walk or ride a bike if we can. 6. 如果我们所有人都考虑这些问题，过低碳生活的话，我们将在未来拥有一个更好、更清洁的家园。 If all of us think about the problems and live a low-carbon life, __________________________________________________________________. [句式升级] 1. 把句1升级为“with + 名词 + 动词-ing 形式”结构 __________________________________________________________________________________________________________________________________________ 2. 把句3升级为含有非限制性定语从句的复合句 __________________________________________________________________________________________________________________________________________ [连句成篇] __________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________ 参考答案 课文理解 I. 1-4 DCBC 课文精粹 I—词多义 1. ① 量 ② 音量 ③ 容积 2. ① vt. 对……处以罚款 ② adj. 晴朗的 ③ adj. 很好的 ④ n. 罚金 II长难语句 1. 分析：主语；had suffered；定语 翻译：以往，漓江的水质因游客量的增长遭到了严重破坏，一些游客频繁将垃圾扔入江中。 2. 分析：宾语；目的 翻译：当地官员担心污染正在破坏自然环境，并认为应采取紧急措施恢复河流的原貌。 核心词汇 1. ① conservation ② conservative ③ is under conservation 2. ① of ② in ③ eggs are sold by the dozen 3. ① smoking ② tolerant ③ tolerance ④ be tolerant of 句法句式 1. ① showing ② finished ③ With so much work to do, I can’t go swimming 2. ① is reported ② that ③ He is said to ④ is believed that 巩固落实 I. 单句语法填空 1. being laughed 2. being 3. that 4. of 5. to II. 完成句子 1. It is believed/People believe that health is 2. with the whole class staring at 3. won’t tolerate smoking in the library III. 短文语法填空 1. millions 2. whom 3. to 4. rapidly 5. the 6. ending 7. were used 8. production 9. concerned 10. to restore 写作 遣词造句 1. continues going up 2. results in a higher sea level, more storms, floods, droughts 3. focuses on future actions on climate changes 4. living a low-carbon life is necessary 5. if circumstances allow us to 6.we shall have a better and cleaner home in the future 句式升级 1. With the level of carbon dioxide in the air increasing rapidly, the global temperature continues going up. 2. The UN Conference focuses on future actions on climate changes, which has attracted more and more people’s attention. 连句成篇 [参考范文] With the level of carbon dioxide in the air increasing rapidly, the global temperature continues going up. It results in a higher sea level, more storms, floods, droughts, even the extinction of species. The UN Conference focuses on future actions on climate changes, which has attracted more and more people’s attention. People realized that living a low-carbon life is necessary. Recycle cans, bottles, plastic bags and newspapers if circumstances allow us to. Walk or ride a bike if we can. If all of us think about the problems and live a low-carbon life, we shall have a better and cleaner home in the future. 学科网（北京）股份有限公司 $