(
课件网) Unit 7 What’s the highest mountain in the world 人教新目标版 八年级下 SectionA 1a-2c 听说优质课 Learning objectives 1. 能够学习并掌握有关世界之最的英文词汇、短语及句型；并且能够在情境中运用。 2.能够在听说活动中准确获取并表达有关世界之最的相关内容，从而锻炼思维的灵活性。 3.通过听说活动，提高学生的听力能力及口语表达能力；通过不同的活动，能够反思总结课堂重点内容，掌握知识要点。 4.引导学生了解世界地理知识；培养学生热爱自然，热爱祖国的精神。 Let’s watch and think. Let’s know about the top of the world. Q1: What is the highest mountain in the world Qomolangma / t m lɑ m / How much do you know about the world the highest It’s _____ mountain in the world; eight thousand, eight hundred and forty-eight point eight six Qomolangma It’s _____ meters high. 8,848.86 height (高度) /ha t/ Qomolangma the top of the mountain height height sea sea level （海平面） Qomolangma Qogir Feng 8,848.86 meters the highest mountain in the world What is the second highest mountain in the world the second highest mountain in the world 8611 meters Height Qogir Feng （乔戈里峰） The Nile /na l/ How much do you know about the world Q2: What is the longest river in the world It’s _____ river in the world; The Nile the longest / k l mi t / It’s _____ kilometers long. 6671 six thousand, six hundred and seventy-one length (长度) /le θ/ Tips We can know the meaning of a word by combining（组合） the meanings of different parts of the word. For example, kilometer = kilo (千) + meter (米). What is the second longest river in the world the longest river in the world Length: 6671 kilometers the second longest river in the world Length: 6400 kilometers The Nile The Amazon The Caspian sea / k sp n/ How much do you know about the world Q3:What is the deepest salt lake in the world /di p/ It’s _____ salt lake in the world; The Caspian sea the deepest one thousand, twenty-five、 It’s _____ meters deep. 1025 depth (深度) /depθ/ The Caspian sea 1025 meters Depth The Sahara /s hɑ r / How much do you know about the world Q4:What is the biggest desert in the world / dez t / It’s _____ desert in the world; The Sahara the biggest It’s about _____ square kilometers in size. 9600000 area (面积) /skwe (r)/ nine million six hundred thousand The Sahara China Area: 9,600,000 square kilometers Area: about 9,600,000 square kilometers the biggest dessert in the world How to read larger numbers 百 百万 千 十亿 two billion and sixty-five million, six hundred and nine thousand, nine hundred and eighty point three four. 点 billion million thousand hundred point 2, 065, 609, 980. 34 billion million thousand point three four and Summary 读时，将每三位数看做一个单位，自右向左依次为thousand千，million百万，billion十亿。 每个单位按百、十、个位向右读。 其中百位到十位之间要加入 and。小数点读point。 小窍门 自右向左三逗分； 一逗千(thousand) 二逗百万(million) 三逗十亿(billion) 左右三位分开读； 百位十位and连。 这种方法你喜欢？ Are you clear Let’ ... ...
