Unit6 Section Ⅲ Understanding ideas（课件PPT）-【步步高】2024-2025学年高二英语选择性必修第二册学习笔记（外研版）

该高中英语课件围绕Unit6 Survival主题，聚焦野生动物进入城市的现象，通过速读（明大意、悉结构）、细读（细节题、推理题）及读后语法填空，构建从整体到细节的学习支架，帮助学生逐步理解文本逻辑与核心观点。 其亮点在于融合语言能力与思维品质培养，通过长句难句分析（如补句子析结构）提升语法理解，结合细节推断题（如动物进入城市原因推理）发展分析能力，辅以重点词块默写强化语言积累。对学生助力语言技能提升，对教师提供系统教学路径，提升课堂效率。

Section Ⅲ Understanding ideas Survival Unit6 Part 1　课文整体理解 Part 2　长句难句分析 整体理解 课文 3 Step 1　速读——整体理解文意 Ⅰ.明文章大意 What’s the main idea of the text? A.The passage is about living with wild animals. B.The passage is about the protection of the habitats. C.The passage is about the wild animals’ moving into cities. D.The passage is about the protection of wild animals. √ Ⅱ.悉篇章结构 Read the passage quickly and then fill in the blanks. Wild animals are 1.______ over our cities. Most of us thought 2.______________ _____________ and 3._____________ caused animals to live in the city. It’s we 4. who have broken into their territory. Greener cities 5. increasingly fascinating habitats for animals. They 6. living here. Birds die from 7. into windows. It is high time that we should get a better understanding of them and 8. to protect them. taking urban development climate change humans provide adapt to crashing learn Step 2　细读——深度获取细节 1.Who is to blame for stealing a bag of shopping? A.A clever fox. B.A greedy thief. C.A chacma baboon. D.An ordinary criminal. √ 2.What can we infer from paragraph 3? A.Animals are attracted due to greener cities and plenty to eat there. B.Animals move into cities and towns because they like looking for new 　habitats. C.Animals make their homes in towns and cities so we humans move into 　their territory. D.Urban development and climate change are not reasons for animals to 　leave their homes. √ 3.What does the word “intelligent” in paragraph 4 mean? A.Strong. B.Clever. C.Fierce. D.Heavy. √ 4.Why do birds crash into windows? A.Because they fly too fast. B.Because there are too many birds. C.Because they mistake glass for blue sky. D.Because they have already changed their migratory routes. √ 5.What is the author’s purpose in writing the passage? A.To show his love for the wild animals. B.To introduce the new neighbours in cities. C.To share his experience of living with the wild animals. D.To appeal to humans to live in harmony with the wild animals. √ Step 3　读后——课文语法填空 In Cape Town，you will witness many crimes 1.　　　　 (commit) by animals，but there’s nothing the police can do about it.Nowadays，many wild animals are moving into cities，as if our cities are being taken 2. by them.People often wonder about the reasons behind this mass urban migration，one of 3. is that we humans have moved into their territory.Cities offer 4. (increase) appealing places to animals 5. (look) for new habitats.Without natural predators，the animals in cities often flourish and find plenty to eat with ease.6. (figure) out difficult problems in cities， committed over which increasingly looking To figure animals need to be more 7. (intelligence) and some have even changed their living habits.However，many animals are also faced with many dangers.Unable to distinguish between blue sky 8. glass，birds often crash into windows，resulting in many deaths.One theory behind this is 9. they have yet to change their migratory routes.Through this，we can get a better 10. (understand) of and even learn to appreciate our wild neighbours.Only then can we look towards harmoniously sharing our urban habitats. intelligent and that understanding 返 回 难句分析 长句 13 1.No matter how many crimes he (commit)，the police were (power) to arrest him.(P82 Para.1) 结构分析：此句为　　　　　句。No matter how引导　　　　　从句，相当于　　　　。 汉语翻译：_____________________________________________________ Ⅰ.补句子　析结构 committed 主从复合 powerless 让步状语 however 　　　　　不论他犯罪多少次，警方都无法抓捕到他。 2.With foxes in London，mountain lions in San Francisco 　　 wild pigs in Hong Kong，it is almost as if our cities are being taken 　　　 by wild animals.(P82 Para.1) 结构分析：此句为　　　　　句。With foxes in London...Hong Kong是with复合结构在句中作　　　，其构成是“　　　　　　　　　　　”；as if引导　　　从句，as if意为“　　　　　　”。 汉语翻译：_____________________________________________________ _______________________________________________________________ over and 主从复合 状语 with＋名词＋介词短语 表语 似乎，好像 　　　　　伦敦出现了狐狸，旧金山出现了美洲狮，香港出现了野猪，我们的城市就像是被野生动物给占领了。 3.However true this is，we also need to consider that some of these so-called “urban animals” have never moved at all—it’s we humans who have moved 　　　 their territory.(P82 Para.2) 结构分析：此句为　　　　　句。However引导　　　　　从句；that引导　　　从句；it’s we humans who...territory为　　　句型，强调主语　　　　　　。 汉语翻译：_____________________________________________________ _______________________________________________________________ into 主从复合 让步状语 宾语 强调 we humans 　　　　　无论事实如何，我们必须得明白，在这些所谓的“城市动物”中，有一些根本就没有迁徙过——是我们人类搬到了它们的领地里。 4.With nowhere else to make their homes，they have no choice but _____ (move) in with us.(P82 Para.2) 结构分析：此句为　　　句。With nowhere else to make their homes是with复合结构在句中作　　　。 汉语翻译：_____________________________________________________ _______________________________________________________________ to move 简单 状语 　　　　　既然没有别处可以安家，它们别无选择，只好搬来和我们一起住。 5.As our cities become 　　　 (green)，they offer increasingly _________ (appeal) spaces to animals looking for new habitats.(P82 Para.3) 结构分析：此句为　　　　　句。As引导　　　　　从句，意为“____ ”。looking for new habitats是现在分词短语作　　　　　，修饰名词　　　　。 汉语翻译：_____________________________________________________ _______________________________________________________________ greener appealing 主从复合 时间状语 随 着 后置定语 animals 　　　　　随着我们的城市绿化越来越好，它们越来越吸引着寻找新栖息地的动物。 6.There is evidence that urban racoons are 　 　(intelligent) than their wild cousins，as they frequently have to figure 　　　 difficult problems such as how to open rubbish bins and other 　　　　　(contain) which they would not find in the wild.(P83 Para.4) 结构分析：此句是　　　　　句。that引导的是　　　　从句；as是连词，引导　　　　　从句；which引导的是　　　　　　从句。 汉语翻译：_____________________________________________________ _______________________________________________________________ _______________________________________________________________ more intelligent out containers 主从复合 同位语 原因状语 限制性定语 　　　　　有证据显示，和野生的浣熊相比，城市里的浣熊更聪明，因为它们时常要想办法解决难题，比如怎么打开垃圾桶以及其他它们在野外不会见到的容器。 7.Although 　　　　　(natural) active at night，urban foxes come out in daylight if the reward is good enough.(P83 Para.4) 结构分析：此句为　　　　　句。Although...active at night是_________ 的省略结构；省略了 ；if引导　　　　　从句。 汉语翻译：_____________________________________________________ _______________________________________________________________ naturally 主从复合 状语从句 they are 条件状语 　　　　　尽管狐狸天生昼伏夜出，但如果回报足够丰厚，城市里的狐狸会在白天出来。 8.One theory behind this is that these birds have yet to change their migratory routes that take them through cities with high-rise buildings.(P84 Para.5) 结构分析：此句是　　　　　句。第一个that引导　　　从句；第二个that引导　　　　　　从句。 汉语翻译：_____________________________________________________ _______________________________________________________________ 　　　　　一种理论认为，这些鸟类的迁徙路线让它们穿过这些有高楼大厦的城市，而它们还没有调整路线。 主从复合 表语 限制性定语 9.However they adapt 　　 our ways of urban living，it’s important that we get a better 　　　　　　　　　(understand) of and even learn to appreciate our wild neighbours.(P84 Para.6) 结构分析：此句是　　　　　句。However引导　　　　　从句；it是形式主语；真正的主语是　　　　　　　　。 汉语翻译：_____________________________________________________ _______________________________________________________________ to understanding 主从复合 让步状语 that引导的从句 　　　　　不论它们如何适应我们的城市生活，更好地理解甚至学会欣赏我们的野生邻居是非常重要的。 10.Whatever the reasons behind these species 　　　　 (enter) our cities，one thing is sure—as it’s often a means of their (survive)，they could be with us to stay.(P84 Para.6) 结构分析：此句是　　　　　句。Whatever引导　　　　　从句；as引导　　　　　从句，意为“　　　”。 汉语翻译：_____________________________________________________ _______________________________________________________________ _______________________________________________________________ entering for survival 主从复合 让步状语 原因状语 因为 　　　　　无论这些物种进入我们城市的原因是什么，有一件事是肯定的——既然它们这么做通常是为了生存，那么它们就可以留下来和我们一起生活。 Ⅱ.研典句　学用法 “only＋副词/介词短语/状语从句”位于句首的部分倒装 Only then can we look towards harmoniously sharing our urban habitats.(P84 Para.6) 只有那时，我们才能展望与它们和谐分享城市栖息地的未来。 结构分析：本句为“only＋状语”置于句首引起的部分倒装句。 1 • “only＋副词/介词短语/状语从句”位于句首，句子要用部分倒装语序。 • “only＋状语从句”置于句首时，主句倒装，从句不倒装。 (1)直到莉莉走进办公室，她才意识到她把合同落在家里了。 　 　　　 that she had left the contract at home. (2)只有通过多与父母沟通，我们才能弥合代沟。 bridge the generation gap. (3)只有通过这种方式，我们才能为我们的家庭和社会做出巨大的贡献。 to our family and society. Only when Lily walked into the office did she realize Only by communicating more with our parents can we Only in this way can we make great contributions (4)令我震惊的是，只有一个学生通过了这次艰难的考试。 To my shock， . 用法点拨：当only修饰状语不位于句首或位于句首的only修饰的是主语时，均不倒装。 only one student passed the difficult examination 课文重点词块默写 1.发生；举行 2.几秒钟之内 3.犯罪 4.占领；接管 5.……背后的原因 6.是造成……的原因；为……负责 7.别无选择只能…… 8.寻找 __________ ______________ ______________ _________ __________________ ________________ ______________________ ________ take place within seconds commit crimes take over the reasons behind... be responsible for have no choice but to do look for 9.(正在)修建中 10.扔掉 11.适应 12.理解，弄清楚 13.适合；与……一致 14.品尝；体验 15.提供的，供使用的；待售的 16.撞上 17.以……的速度 __________________ __________________ __________________ __________________ __________________ __________________ __________________ __________________ __________________ under construction throw away adapt to figure out fit in with get a taste for on offer crash into at speeds/a speed of 18.死于 19.等同；接近；总计 20.对……有更好的了解 21.肯定地；无疑地 22.一种生存方式 23.够不着 返 回 __________________ __________________ __________________ __________________ __________________ __________________ die from amount to get a better understanding of for sure a means of survival out of reach 本课结束 $