初中英语人教版（2024）八年级下册（2024）Section B完美版ppt课件

这是一份初中英语人教版（2024）八年级下册（2024）Section B完美版ppt课件
Unit 4 The Wonders of NatureSection B（1a-1e）· 学习目标· 新课导入· 内容讲解· 课堂总结· 课后作业1. New words: climber, distance, survive, condition, degree, cliff, changeable, death, teammate, shoulder, ladder, measure, successfully, curiosity, explorer, simply2. Expressions: bit by bit3. Sentences: ①But only the best climbers reach the top, and that is only if they survive the terrible conditions first. 3. Sentences: ②But a Chinese climbing team was determined to make the climb. ③In 2020, a third team returned to Qomolangma to measure its height-8,848.86 metres.What are they doing?They are ...Is it easy to reach the top of mountain?No...climber /ˈklaɪmə(r)/ n.攀登者;登山者distance /ˈdɪstəns/ n. 距离;遥远survive /səˈvaɪv/ v. 生存;存活;艰难度过condition /kənˈdɪʃn/ n. 环境；条件；状态degree /dɪˈɡriː/ n.度;度数;程度cliff /klɪf/ n.悬崖;峭壁changeable /ˈtʃeɪndʒəbl/ adj.可能变化的;易变的;常变的death /deθ/ n.死亡;毁灭;破灭teammate /ˈtiːmmeɪt/ n.同队队员;队友shoulder /ˈʃəʊldə(r)/ n.肩膀;肩部ladder /ˈlædə(r)/ n.梯子;阶梯;途径measure /ˈmeʒə(r)/ v.测量;量度为 n.措施;度量单位successfully /səkˈsesfəli/ vdv.成功地;顺利地curiosity /ˌkjʊəriˈɒsəti/ n.好奇心;求知欲explorer /ɪkˈsplɔːrə(r)/ n.探险者;勘探者simply /ˈsɪmpli/ adv.仅仅 ; 只 ; 简单地What do you know about Mount Qomolangma? Tell a partner.ScanningYou can read a textquickly to find specific information, such as numbers, years, names, and places. Numbersand years are usually in Arabic numerals, whilenames and places usually start with capital letters.Scan the article to find the information below.1.____________: what climbers called the way up the northern side of the mountain2.____________: the distance between the Second Step and sea level3.____________: the year the first Chinese team reached the top of Qomolangma4.______________: the height of Qomolangma in 2020the “Death Road”8600 metres19608848.86 metresReaching New HeightsTo 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.But only the best climbers reach the top, and that is only if they survive the terrible conditions first. 句意：“但只有最优秀的登山者才能登顶,而且只有他们先在恶劣的条件下存活下来才行。” survive 动词 “生存，存活，艰难度过”survive from “从......中幸存”例句：Only 5 people survived in the terrible car accident. 这场严重的车祸中只有5人幸存。1.Only 10 passengers ______ the terrible shipwreck last month. A. survive B. survived C. survival D. surviving2.适当形式填空。After the earthquake, only two children _________ in that collapsed building.（survive）BsurvivedBefore 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.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.But a Chinese climbing team was determined to make the climb.句意：“但一支中国登山队决心进行这次攀登。”determined 形容词“坚决的;有决心的”be determined to do sth. 下定决心做某事determine 动词“决定；确定；决心”例句：She is determined to finish her homework before watching TV. 她下定决心要在看电视前完成作业。1.The boy is determined ______ the running race, so he practices every morning. A. winB. to winC. winningD. won2.适当形式填空。The scientist is determined __________ (find) a new way to treat the disease.Bto findLiu allowed his teammates to step on his shoulders. Bit by bit,the climbers pulled themselves up, and they made it pastthe Second Step. At 4:20 a.m. on 25 May, the Chinesenational flag flew above the world's highest mountainfor the first time.In 1975, another Chinese team climbed to the topof Qomolangma to do research. This time, theybrought a ladder to the Second Step. Until 2007,almost all climbers from the northern side usedthis "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.In 2020, a Chinese research team went to Qomolangma to measure its height—8,848.86 metres.句意：“2020年,一支中国队伍去珠穆朗玛峰,测量其高度为 8,848.86米。”measure 动词“测量;量度为” measure sth. 测量某物measure 名词“措施;度量单位”take measures to do sth.采取措施做某事例句：Please measure the length of the desk with a ruler. 请用尺子量一下这张桌子的长度。1.The workers ______ the wall carefully before they ordered the paint.A. measured B. measurement C. measuring D. measures2.适当形式填空。The engineer ___________ (measure) the bridge’s load-bearing capacity to ensure safety last week.Ameasured 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"!Read the article again. Match the paragraphs with the main ideas.Paragraphs 1 and 2 A. Achievements of Chinese teamsParagraphs 3 and 4 B. Reasons for climbing QomolangmaParagraph 5 C. Difficulties and dangersCABRead again. Circle T for true or F for false. Then correct the false statements.1. A few climbers reached the top of Qomolangma from thenorthern side before 1960. T F2. In 1960, Liu Lianman's teammates used a ladder to get past theSecond Step. T F3. The Chinese team brought a national flag to the top ofQomolangma in 1960. T F4. The “Chinese Ladder” was placed at 8,600 metres above sea level. T F5. Climbers first started to use the "Chinese Ladder" in 2007. T FDiscuss the questions.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"?3. What qualities do you think a good mountain climber needs to have?Memorize the new words, expressions and sentences in Section B (1a-1e).Finish the exercises of the test paper on the book 5·3.