Unit 4 The Wonders of Nature Section B 1a-1e 课件-2025-2026学年人教版八年级英语下册

Reading (1a-1e) Section B Why do we explore nature? Unit 4 The Wonders of Nature 通过阅读攀登珠峰的文本，获取并正确认读与探险、登山相关的核心词汇（如climber, survive, determined, risk, curiosity, ambition等），感知描述极限挑战类文本的语言特点与结构。（学习理解） 1 通过运用扫读、细读等阅读策略，提取并梳理文本中关于珠峰攀登历程的关键信息（如历史事件、数据、困难与成就），归纳段落主旨，判断信息真伪，并内化描述探险经历的常用表达（如“bit by bit”, “risk one’s life to…”）。（应用实践） 2 通过小组讨论和分享，理解人类探索自然的意义与价值，能够主动表达自己对探险精神、团队合作和品质培养的看法，并结合自身经历或认识，认同勇气、决心与坚持的积极品质。（迁移创新） 3 学习目标 Qomolangma 珠穆朗玛峰 What do you know about Qomolangma? 1. It is the highest mountain in the world. 2. It is 8,848.86 meters high. 3. ... 1a P36 Lead in 1. What are they doing? They are climbing Qomolangma. 2. Try to use some adjectives to describe the journey. Difficult/hard; dangerous; challenging; cold; amazing... Let's read a passage about Qomolangma. What type of text is this? A. Exposition (说明文) B. Narrative (记叙文) C. Argumentation (议论文) D. Advertisement (广告) 7 1b Scan the article to find the information below. P36 1. ______: what climbers called the way up the northern side of the mountain 2. ______: the distance between the Second Step and sea level 3. ______: when the first Chinese team reached the top of Qomolangma 4. ______: when the second Chinese team reached the top of Qomolangma 5. ______: the height of Qomolangma in 2020 Scanning You can read a text quickly to find specific information, such as numbers, years, names, and places. Numbers and years are usually in Arabic numerals, while names and places usually start with capital letters. 1. ____________: what climbers called the way up the northern side of the mountain 2. ____________: the distance between the Second Step and sea level 3. _______________: when the first Chinese team reached the top of Qomolangma 4. ____________: when the second Chinese team reached the top of Qomolangma 5. ______________: the height of Qomolangma in 2020 Death Road 8,600 metres On 25 May 1960 In 1975 8,848.86 metres 1c Read the article again. Match the paragraphs with the main ideas. Paragraphs 1 and 2 → ______ Paragraphs 3 and 4 → ______ Paragraph 5 → ______ A. Achievements of Chinese teams B. Reasons for climbing Qomolangma C. Difficulties and dangers C A B Read para 1 and tick the right answers. Why is it difficult to climb Qomolangma?  Temperatures can fall to -30 degrees.  People cannot survive the terrible conditions.  Climbers must deal with thin air and high cliffs.  The weather is changeable. Read paras 2-4 and fill in the blanks. Before 1960, no one _______________ from northern side; called "__________"; a Chinese climbing team ____________ __ make the climb. On 24 May 1960, Chinese climbers _________ the Second Step. They ___________________, and they made it past the Second Step. On 25 May, the Chinese national flag flew above the world’s highest mountain _______________. In 1975, another Chinese team climbed to the top of Qomolangma to ___ ________. This time, they _______________ to the Second Step. In 2020, a third team returned to Qomolangma to __________ ______ — 8,848.86 metres. Until 2007, almost all climbers from the northern side used this “Chinese Ladder” to ___________ much ______. reached the top Death Road was determined to arrived at pulled themselves up for the first time do research brought a ladder reach the top faster measure its height 1d Read again. Circle T for true or F for false. Then correct the false statements. 1.A few climbers reached the top of Qomolangma from the northern side before 1960. 2.In 1960, Liu Lianman’s teammates used a ladder to get past the Second Step. 3.The Chinese team brought a national flag to the top of Qomolangma in 1960. 4.The “Chinese Ladder” was placed at 8,600 metres above sea level. 5.Climbers first started to use the “Chinese Ladder” in 2007. T F T F T F T F T F 1 No one 2 stepped on Liu Lianman’s shoulders 3 4 4 5 They first used it in 1975, and almost all climbers used it until 2007. Determination 决心 Teamwork 协作 Patriotism 爱国 Innovation 创新 Exploration 探索 What can we learn from Chinese climbing teams? How do you think the Chinese climbers felt when they placed the national flag on top of Qomolangma? I think they felt very excited and proud. Read para 5 and answer the questions. Why do people risk their lives to climb Qomolangma? Because human curiosity and ambition cannot be stopped. Or, as George Mallory said, “because it’s there”. What do you think George Mallory meant by “because it’s there”? He meant that the Qomolangma is the highest mountain. It inspired a deep human desire to challenge and explore the unknown. What qualities do you think a good mountain climber needs to have? A good mountain climber needs to have a strong body, a brave heart, great perseverance and good teamwork spirit. Listen and read the article again to review. In recent years, more and more climbers have challenged themselves to climb Mount Qomolangma. Almost all climbers leave rubbish on the mountain, which affects its natural beauty and ecological balance. What can we do with the rubbish? Watch the video and learn. 1. To most people, Mount Qomolangma is one of the greatest wonders of the world. 对大多数人而言，珠穆朗玛峰堪称世界上最伟大的奇迹之一。 ① The Amazon River is one of the longest rivers in the world. ② Qinghai Lake is one of the largest salt lakes in China. one of the + 形容词最高级 + 复数名词 最……的……之一 亚马逊河是世界上最长的河流之一。 青海湖是中国最大的盐湖之一。 ① This plant cannot survive at a low temperature. ② Only two passengers survived the air crash. 2. But only the best climbers reach the top, and that is only if they survive the terrible conditions first. survive v. 这种植物在低温下无法继续存活。 但只有最优秀的登山者才能登顶，而前提是他们首先要在恶劣的环境中幸存下来。 生存；艰难度过 这次飞机失事只有两名乘客幸免于难。 determined adj. 有决心的；坚决的 3. Mountain climbers even called that way the “Death Road”, but a Chinese climbing team was determined to make the climb. 登山者甚至称这条路为“死亡之路”，但一支中国登山队决心要攀登这条路。 ① We should be determined to protect the deep-sea environment. ② She is a determined girl who never gives up on her dreams. 我们应该坚决保护深海环境。 她是个有决心的女孩，从不放弃自己的梦想。 be determined to 决心做…… 根据提示填空。 Mount Qomolangma is _________________________ (最高的山峰之一) in the world. A group of climbers ________________ (决心) reach its top this year. They need to overcome many difficulties and ensure they can _________ (生存) the extreme weather and thin air there. one of the highest mountains are determined to survive 4. Bit by bit, the climbers pulled themselves up, and they made it past the Second Step. bit by bit You can learn English well bit by bit if you keep practicing every day. 如果你坚持每天练习，就能一点点学好英语。 登山者们一点一点地往上爬，终于通过了第二台阶。 逐渐地；一点点地 little by little 逐渐地；一点点地 step by step 按步骤、循序渐进地 day by day 日复一日；一天天 5. In 2020, a third team returned to Qomolangma to measure its height—8,848.86 metres. 2020年，第三支队伍重返珠穆朗玛峰，测量其高度——8848.86米。 measure v. Can you measure the length of this desk? 你能测量一下这张桌子的长度吗？ 测量；量度为 take measures (to do sth.) 采取措施（做某事） measure n. ① We need to take safety measures. ② Centimeter is a small measure of length. 我们需要采取安全措施。 措施；度量单位 厘米是很小的长度度量单位。 根据句意完成句子。每空一词。 1. 我们可以用尺子测量这本书的宽度。 We can ________ the width of this book with a ruler. 2. 政府需要采取措施来减少污染。 The government needs to ________ ________ to reduce pollution. 3. 米是常见的长度度量单位。 Metre is a common ________ of length. measure take measures measure 6. Why do people still risk their lives to climb the highest mountain in the world? 为什么人们仍然冒着生命危险去攀登世界最高峰？ risk v. 使…… 冒风险（或面临危险） Don’t risk your life to climb steep mountains. 别冒着生命危险去爬陡峭的山。 risk one’s life to... 冒着生命危险去做…… risk n. ① There is a risk of falling on icy roads. ② Taking risks can sometimes bring new opportunities. 结冰的路面有滑倒的风险。 危险；风险 冒风险有时能带来新机会。 a risk of …… 的风险 take a risk 冒风险 根据提示填空。 Let's talk about mountain climbing. Some people ______________ (冒着生命危险) to climb high mountains. There is always _____________ (……的风险) getting hurt, but they still love it. Do you think it's good to ___________ (冒风险) like this? Would you risk trying it? risk their lives take risks a risk of 1. The scientists plan to ____________ on the mountain. 2. We should learn to ____________ different problems in our daily life. 3. You will ____________ finish the work if you keep trying. 4. The train will ____________ the station in five minutes. 5. He saved money ____________ to buy a new bike. arrive at be able to do research bit by bit deal with Ⅰ. 从方框中选择适当的词语并用其正确形式完成句子。 arrive at　be able to　do research　bit by bit　deal with 1. 正如她所说，自然奇观值得探索。 _____ _____ _____ _____, natural wonders are worth exploring. 2. 老师不允许我们在课堂上使用手机。 The teacher _____ _____ ____ _____ use mobile phones in class. 3. 他们花了很长时间才到达那座高楼的顶部。 It took them a long time to _____ _____ ____ of the tall building. 4. 他冒着生命危险去救那个溺水的孩子。 He _____ _____ _____ _____ save the drowning child. 5. 你觉得他们能在沙漠的恶劣环境中生存下来吗？ Do you think they can _______ _______ _______ _______ in the desert? Ⅱ. 根据汉语提示完成句子，每空一词。 As she put it doesn’t allow us to reach the top risked his life to survive the terrible conditions 1. Can you use the scanning skill to find specific information in the article about Mount Qomolangma? 2. Do you understand Mount Qomolangma better, including its terrible conditions and the achievements made by China’s team? Do you know why people risk their lives to climb it? 3. Do you know what qualities a good mountain climber needs to have? You must do: Recite the new words and phrases. You choose to do: Write a short passage (about 80 words) introducing Mount Qomolangma, including its height and one key exploration achievement. Lavf59.14.100 Lavf59.14.100 Lavf59.14.100 $