Unit 4 课时4 Section B (1a-1e) 课件-八年级英语下册【趣味课堂】精品课件（新人教版）

Why do we explore nature? 第4课时 (Section B 1a-1e) Unit 4 The Wonders of Nature 1 Lesson Objectives: In this lesson, we will be able to: 1. Master the new words and key phrases related to Mount Qomolangma climbing; understand the narrative structure of the article and complete all textbook exercises. 2. Master skimming and scanning skills to get main ideas and detailed information; use the learned words and sentences to retell the story and discuss related topics. 3. Learn the spirit of the Chinese mountaineering team; understand the meaning of exploring nature; cultivate the courage to overcome difficulties and national pride. 2 目录 01 Lead in 02 Pre-reading 03 While-reading 04 Post-reading 05 Language points 06 Exercise&Homework 3 Lead in Watch and learn. 4 What is the highest mountain in the world? Lead in Look and say. Mount Qomolangma 5 What do we call a person who climbs mountains? Look and say. Lead in A climber. Is it easy to survive on Qomolangma? Why? No, because the conditions are terrible – low temperature, thin air, high ________ (悬崖), and ____________ (常变的) weather. cliffs changeable 6 Pre-listening What do you know about Mount Qomolangma? Tell a partner. 1a It is the highest mountain in the world, located on the border of China and Nepal. Its height was measured as 8,848.86 meters in 2020. Climbing it is extremely dangerous, with thin air, low temperatures, high cliffs and changeable weather. 7 View and predict What can you see from the pictures? What’s the text mainly about? Reaching New Heights Two groups of Chinese team climbed the Mount Qomolangma. 8 Scan the article to find the information below. 1b While-reading 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. Scanning 1. _________________ : what climbers called the way up the northern side of the mountain 2. _________________ : the distance between the Second Step and sea level 3. _________________ : the year the first Chinese team reached the top of Qomolangma 4. _________________ : the height of Qomolangma in 2020 The “Death Road” 8,600 metres 1960 8,848.86 metres the distance between... and... ……和……之间的距离 9 Read the article again. Match the paragraphs with the main ideas. 1c Paragraphs 1 and 2 Paragraphs 3 and 4 Paragraph 5 A. Achievements of Chinese teams B. Reasons for climbing Qomolangma C. Difficulties and dangers 10 Read and complete the tasks. Reaching New Heights To most people, Mount Qomolangma is one of the greatest wonders of the world. On the highest place on earth, you will feel like you are able to touch the sky. But only the best climbers reach the top, and that is only if they survive the terrible conditions first. On the mountain, temperatures can fall to -30 degrees. Climbers must also deal with thin air, high cliffs, and changeable weather. Before 1960, no one was able to reach the top of Qomolangma from the northern side. Mountain climbers even called that way the “Death Road”, but a Chinese climbing team was determined to make the climb. To reach the top, _________ must survive terrible __________. Temperatures drop to -30 ________. They face high ________, thin air, and ___________ weather. That’s why the north side was called the “_______ Road”. climbers conditions degrees cliffs changeable Death 第一个分句 并列连词 第二个分句 在这里说明主语that (reach the top) 成立的前提条件 only if “ 只有……才 ”， 引导条件状语从句 11 Read and find the phrases. (Then listen and follow.) Reaching New Heights To most people, Mount Qomolangma is one of the greatest wonders of the world. On the highest place on earth, you will feel like you are able to touch the sky. But only the best climbers reach the top, and that is only if they survive the terrible conditions first. On the mountain, temperatures can fall to -30 degrees. Climbers must also deal with thin air, high cliffs, and changeable weather. Before 1960, no one was able to reach the top of Qomolangma from the northern side. Mountain climbers even called that way the “Death Road”, but a Chinese climbing team was determined to make the climb. feel like 感觉像 后接名词、动词-ing或从句 be able to do sth. 能够做某事 deal with 处理; 对付 be determined to do sth. 决心做某事 changeable weather 变幻莫测的天气 12 Read and complete the tasks. (Then listen and follow.) On 24 May 1960, climbers Liu Lianman, Wang Fuzhou, Qu Yinhua, and Gongbu arrived at the Second Step. It was 8,600 metres above sea level. People said it was so high that even birds could not reach it. Liu allowed his teammates to step on his shoulders. Bit by bit, the climbers pulled themselves up, and they made it past the Second Step. At 4:20 a.m. on 25 May, the Chinese national flag flew above the world’s highest mountain for the first time. Put the following events in the correct order (1-4): ___ The Chinese national flag flew above the top. ___ The climbers arrived at the Second Step. ___ Liu allowed his teammates to step on his shoulders. ___ The climbers pulled themselves up bit by bit. 1 2 3 4 13 Read and complete the tasks. (Then find the phrases.) On 24 May 1960, climbers Liu Lianman, Wang Fuzhou, Qu Yinhua, and Gongbu arrived at the Second Step. It was 8,600 metres above sea level. People said it was so high that even birds could not reach it. Liu allowed his teammates to step on his shoulders. Bit by bit, the climbers pulled themselves up, and they made it past the Second Step. At 4:20 a.m. on 25 May, the Chinese national flag flew above the world’s highest mountain for the first time. ( ) Why does the author mention that “even birds could not reach it” when describing the Second Step? A. To show that birds don't like high places. B. To emphasize how extremely high the Second Step is. C. To explain why climbers brought a ladder. D. To prove that no animal can live there. B so... that 如此……以至于 allow sb to do sth. 允许某人做某事 make it ①获得成功 ②（尤指在困难情况下）准时到达 bit by bit / little by little 一点一点地；逐渐地 for the first time 第一次 14 Read and complete the tasks. (Then listen and follow.) In 1975, another Chinese team climbed to the top of Qomolangma to do research. This time, they brought a ladder to the Second Step. Until 2007, almost all climbers from the northern side used this “Chinese Ladder” to reach the top much faster.  In 2020, a Chinese research team went to Qomolangma to measure its height —8,848.86 metres. Q1: What did the 1975 team bring to the Second Step? Q2：What does “Chinese Ladder” mean? Q3：How high is Qomolangma in 2020? A ladder. A ladder used by climbers from the northern side. 8,848.86 metres. do research 做研究 use sth. to do sth. 使用某物做某事 15 Read and complete the tasks. (Then listen and follow.) Climbing Qomolangma is dangerous. Some climbers reach the top successfully,  but many fail. Why do people still risk their lives to climb the highest mountain in the world? It is because human curiosity and ambition cannot be stopped. Or, as the English explorer George Mallory put it, it is simply “because it’s there”! 1. What is the main idea of this paragraph? ( ) A. Climbing Qomolangma is easy for everyone. B. Many climbers fail to reach the top. C. People risk their lives to climb Qomolangma because of curiosity and ambition. 2. What does George Mallory say is the reason for climbing Qomolangma? C “Because it’s there!”（因为它就在那里！） 成功登顶 risk one’s life to do sth. 冒着生命危险做某事 put 说；表达 as sb. puts it 正如某人所言 put simply 简单地说 put it another way 换个说法 16 Read again. Circle T for true or F for false. Then correct the false statements. 1d 1. A few climbers reached the top of Qomolangma from the northern side before 1960. T F 2. In 1960, Liu Lianman’s teammates used a ladder to get past the Second Step. T F 3. The Chinese team brought a national flag to the top of Qomolangma in 1960. T F 4. The “Chinese Ladder” was placed at 8,600 metres above sea level. T F 5. Climbers first started to use the “Chinese Ladder” in 2007. T F No one was able to reach In 1975, another Chinese team 1975 17 Post-reading Discuss the questions. 1e 1. How do you think the Chinese climbers felt when they placed the national flag on top of Qomolangma? 2. What do you think George Mallory meant by “because it’s there”? I think they may feel proud and excited. It means Mount Qomolangma itself as the world's highest peak and a real challenge, attracts climbers to explore and keep pushing their limits. 18 Post-reading Discuss the questions. 1e 3. What qualities do you think a good mountain climber needs to have? A strong body, a strong mind, patience, team spirit, love and respect for nature. 19 Finish the mind map. Reaching New Heights Difficulties and dangers（Paras. 1~2） one of the greatest _________ of the world the _________ place on earth temperatures can _______ to -30 degrees thin air, high cliffs, and ___________ weather before 1960, no one reached the top from the __________ side（the “Death Road”） wonders highest fall changeable northern 20 Finish the mind map. Achievements of Chinese teams （Paras. 3~4） in 1960: the first Chinese team in 1975: the second Chinese team in 2020: a Chinese research team climbers: Liu Lianman, Wang Fuzhou, Qu Yinhua, Gongbu key step: Liu allowed his teammates to step on his __________→ the climbers pulled themselves up→ ________ it past the Second Step result: the Chinese national ______ flew on the top（at 4:20 a.m. on 25 May） brought a _________ to the Second Step Until 2007, climbers from the northern side used this “Chinese Ladder” to reach the top much ________ measured its ________ —8,848.86 metres shoulders made flag ladder faster height 21 Finish the mind map. human __________ and ___________ Because it’s there! —George Mallory Reasons for climbing Qomolangma （Para. 5） curiosity ambition 22 Language points 教材 P36 1b 1. what climbers called the way up the northern side of the mountain 登山者们对这座山北坡攀登路线的称呼 northern adj. 北部的；向北的 由“north (n. 北；北方）+ -ern”构成。表示方位的名词在词尾加-ern 可构成形容词，常见的还有： east + -ern → eastern（东方的；东部的） west + -ern → western（西方的；西部的） south + -ern → southern（南方的；南部的） 拓展：表示方位的词 23 Language points 教材 P36 1b 方位 south n.南，南方 north n.北，北方 west n.西，西方 east n.东，东方 northwest n.西北 southwest n.西南 northeast n.东北 southeast n.东南 24 Language points 教材 P36 1b 2. But only the best climbers reach the top,and that is only if they survive the terrible conditions first. 但只有最优秀的登山者才能登上顶峰， 并且这一切的前提是他们首先要能在恶劣的环境中生存下来。 1) survive v. 生存；存活；艰难度过 → survivor n. 幸存者 survive sth. 幸免于······，在······中幸存 既可作及物动词又可作不及物动词。 e.g. Red squirrels depend on their thicker winter fur and food hidden in autumn to survive. 红松鼠依靠它们较为厚实的冬季皮毛和在秋季 储存的食物来生存。（2025扬州中考） Did anyone survive the earthquake? 有人在地震中活下来吗？ 练习：The rescue team found a little girl who was still alive under a building three days after the earthquake. They wondered how she was able to ________ the big earthquake. A. survive B. survive on C. survive in A 25 Language points 教材 P36 1b 2. But only the best climbers reach the top,and that is only if they survive the terrible conditions first. 但只有最优秀的登山者才能登上顶峰， 并且这一切的前提是他们首先要能在恶劣的环境中生存下来。 2) condition n. 状态；境况 ①环境；条件 常用复数形式。 e.g. The climbers suffered from bad working conditions. 登山队员们饱受恶劣工作条件之苦。 ②【不可数名词】状态;状况;健康状况 mental/physical condition 精神/身体状况 e.g. He is overweight and out of condition. 他体重超重，健康状况不佳。 living/housing/working conditions 生活/住房/工作条件 26 Language points 教材 P36 1b 3. Mountain climbers even called that way the “Death Road",but a Chinese climbing team was determined to make the climb.登山者们甚至将那条 路线称为“死亡之路”，但一支中国登山队决心要完成这次攀登。 1) death n. 死亡；毁灭；破灭 辨析：death, die, dead与dying 单词 词性 词义 用法 death 名词 死；死亡 在句中作主语或宾语。  die  动词  死 在句中作谓语，为非延续性动词，不能与 表示一段时间的状语连用。  dead 形容词 死的 作定语或表语，表状态。be dead 可与一段 时间连用。  dying  形容词 临终的 在句中作定语。the dying“临终者，垂死者”。 27 Language points 教材 P36 1b 3. Mountain climbers even called that way the “Death Road",but a Chinese climbing team was determined to make the climb.登山者们甚至将那条 路线称为“死亡之路”，但一支中国登山队决心要完成这次攀登。 2) determined adj.有决心的；坚决的 → determine v.决定 → determination n.决心；坚定 be determined to do sth. 决心做某事 e.g. I'm determined to succeed. 我决心要获得成功。 He was making a determined effort to give up smoking. 他在下决心努力戒烟。 练习：1) The poor dog ______ two days ago. Its ______ body was found in the yard this morning. A. died; dead B. dead; died C. death; dead D. died; death 2) She is successful because she is _____________ (determine) when facing difficulties. A determined 28 Language points 教材 P36 1b 4. It was 8,600 metres above sea level. 那里海拔8600米。 above prep./adv. 在(······)上方；高于 辨析：above, over与on e.g. He lifted his hands above his head. 他双手举过头顶。 There is a bridge over the river. 河上有座桥。 He put the book on the desk. 他把书放在了书桌上。 练习： The little boy was excited while flying _________ (在······上面) the clouds for the first time. 单词 词义 两物体间的关系 反义词  above  在······上面 不接触，不一定垂直 below over 在······正上方 不接触，垂直 under on 在······上面 有接触面 beneath above 29 Language points 教材 P36 1b 5. Why do people still risk their lives to climb the highest mountain in the world？为什么人们还要冒着他们的生命危险去攀登世界上最高的山峰？ risk v. 使······冒风险（或面临危险） risk one's life (to do sth.）冒着生命危险（做某事） risk doing sth.冒险做某事 e.g. He who risks nothing, gains nothing. 不入虎穴，焉得虎子。 It takes lots of love and courage to risk their own lives to save someone else's.冒着自己的生命危险去救别人需要很多爱和勇气。（长沙中考） risk n.危险；风险 take risks/take a risk 冒险 the risk of... ······的风险 拓展：risky adj.有危险（或风险）的 e.g. Doctors say it's too risky to do the operation. 医生说动手术风险太大。 练习：（2025甘肃中考改编）A low-fat diet can reduce the ________ （风险）of heart disease. risk 30 Language points 教材 P36 1b 6. It is because human curiosity and ambition cannot be stopped. 这是因为人类的好奇心和雄心壮志是无法被阻挡的。 1) curiosity n. 好奇心；求知欲 out of curiosity 出于好奇 → curious adj. 好奇的；求知欲强的 be curious about 对······好奇 → curiously adv. 好奇地 e.g. Learning can be exciting when you follow your curiosity！ 当你追随自己的好奇心时，学习会变得令人兴奋！(2025湖北中考） He is such a curious boy, always asking questions. 他这个孩子好奇心很强，总是爱提问。 练习：The classmates became very __________ (curiosity) about the tangram (七巧板) and wanted to have a try. curious 31 Language points 教材 P36 1b 7. Or, as the English explorer George Mallory put it, it is simply “because it's there′′! 或者, 正如英国探险家乔治·马洛里所说的那样，仅仅“因为山就在那里”！ 1) explorer n. 探险者；勘探者 → explore v. 探险；勘探 → exploration n.探险，勘探 ；探究 e.g. Zheng He is a great explorer. 郑和是一位伟大的探险家。 Recently, Mike has formed a habit of cycling around to explore the city at weekends. 最近, 迈克养成了周末骑车四处探索城市的习惯。(2025广东中考) 2) simply adv. 仅仅；只；简单地 → simply adv.(生活)简朴地 → simple adj.简单的；简朴的 e.g. People run marathons because they like taking part in competitions, or simply because they love running. 人们跑马拉松，要么是因为喜欢 参与竞赛，要么仅仅是因为热爱跑步。（2025威海中考） 练习：(盐城中考) We can't ________ (simple) judge a book by its cover or its title. simply 32 Exercises 1. The weather in the mountains is often very _____________ (change), so take warm clothes. 2. Many _________ (climb) reached the top of the mountain before sunset. 3. The sudden _________ (die) of the famous singer made everyone sad. 4. Although everyone thought it impossible, she tried her best and finished it _____________ (successful). 5. An experienced fisherman advised us not to risk __________ (travel) in such a bad situation. I. 用括号中所给单词的适当形式填空。 changeable climbers death successfully travelling /traveling 33 Exercises 1. Her __________ about the old book made her ask the teacher many questions. 2. The _______________ of the classroom are twenty metres long and fifteen metres wide. 3. Although the weather was terrible, she ____________ to finish the race. 4. Mr Huang explained the maths problem so __________ that everyone could understand it. 5. The long __________ between the two towns makes travel difficult. curiosity II. 用方框中所给单词的适当形式填空。 curious distance pull determine simple measure measurements determined simply distance 34 Exercises III. 根据汉语提示完成句子（每空一词）。 1. 那位探险者成功穿越了森林。 The _________ ___________ _______ going through the forest. 2. 山顶的温度在零度以上。 The temperature at the mountain top is _______ _______. 3. 他一点一点地积累经验，并变得很专业。 He accumulated experienceand _______ _______ _______ became very professional. 4. 这位年轻人充满雄心，计划攀登世界上最高的山峰。 The young man is _______ _____ _________ and plans to climb the highest mountain in the world. 5. 昨天他用力把草从地里拔了出来。 He _______ the grass _______ _______ the ground with force yesterday. explorer succeeded in above zero bit by bit /little by little full of ambition pulled out of 35 Summary We learn: 1. Vocabulary: climber, survive, condition, determined, risk, curiosity, ambition, ladder, measure, bit by bit... 2. Sentence Patterns:- “Why do people risk their lives to…?” - “Because of curiosity and ambition.” 3. Reading Skills: Scanning to find specific details (numbers, years, names) quickly. We can: scan for numbers and names; retell a historical event; express why humans explore nature. 36 Homework 1. 基础层：背诵本课18个生词+核心短语，抄写并造句。 2. 提高层：用自己的话改写课文，写一篇80词左右的短文 《The Story of Chinese Climbers》。 3. 拓展层：小组合作，制作一份关于珠穆朗玛峰的英文手抄报， 包含历史、数据、登山故事等内容。 37 THANKS 38 Lavf58.46.101 $Section b why do we explore nature? Section b activity one b can the article to find the information below? Reaching new heights to most people mount, show my longer is one of the greatest wonders of the world on the highest place on earth. You will feel like you are able to touch the sky, but only the best climbers reached the top, and that is only if they survive the terrible conditions. First, on the mountain, temperatures can force to minus thirty degrees. Climbers must also deal with the air high clifts and changeable weather. Before one thousand and sixty. no one was able to reach the top of chaloner from the northern side. Mountain climbers even called that way the death road, but a chinese climbing team was determined to make the climb on the twenty fourth of may one thousand nine and sixty climbers, 刘lian，man one, fuju区，银华and gombei arrived at the second step。IT was eight thousand six hundred meters above sea level. People said. IT was so high that even birds could not reach IT. Leu allowed his teammates to step on his shoulders bit by bit. The climbers pulled themselves up and they made IT pass the second step at four twenty AM. On the twenty fifth of may, the chinese national flag flew above the world's highest mountain for the first time in one hundred seventy five, another chinese team climbed to the top of choma a longer to do research. This time, they brought a ladder to the second step until two thousand and seven. Almost all climbers from the northern side use this chinese ladder to reach the top much faster. In twenty twenty, a chinese research team went to joo longer to measure its height, eight thousand eight hundred and forty eight point eight six meters. Climbing chema a longer is dangerous. Some climbers reached the top successfully, but many fail. Why do people still risk their lives to climb the highest mountain in the world? IT is because human curiosity and ambition cannot be stopped. Or as the english explorer George mallory put IT, IT is simply because it's there.