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课件网) Unit7 What's the highest mountain in the world Section A 2d Grammar Focus-4c Learning Objectives 1, To master the new words and phrases： feel free, tour, tourist, wall, amazing, ancient, protect, wide, as far as I know, man-made, ocean, the Pacific Ocean 2, To learn to use comparatives and superlatives with adjectives and adverbs 3, To learn some information about the Great Wall How long is the Great Wall Why did people build the Great Wall He who doesn’t reach the Great Wall is not a true man. Listen and answer the questions 1 Where does the conversation happen 2 What's the relationship between the speakers 1. How long is the part of the Great Wall from the Ming Dynasty It’s about _____ long. 2. Why did the ancient emperors build the wall They built the wall because it can _____ 3. What's the most famous part of the Ming Great Wall _____ is the most famous part. Listen again and answer the questions 8,850 kilometers help to protect their part of country. Badaling What's the highest mountain in the world Qomolangma. How high is Qomolangma It's 8,848.86 meters high. It's higher than any other mountain. Which is the deepest salt lake in the world The Caspian Sea is the deepest of all the salt lakes. Did you know that China is one of the oldest countries in the world Yes, I did. It's much older than the US. Grammar Focus 基+单位+in+ n. 基+单位+adj. 构成法 原级 比较级 最高级 一般单音节词末尾加er, est tall taller tallest 以不发音的e结尾的单词，加r,st nice nicer nicest 以一个辅音字母结尾的重读闭音节词，双写结尾的辅音字母，再加-er,-est big bigger biggest 以辅音字母+y结尾的部分双音节词，改y为i，再加-er,-est busy busier busiest 其他双音节词和多音节词，在前面加more,most来构成比较级和最高级 important beautiful interesting exciting more important more beautiful more interesting more exciting most important most beautiful most interesting most exciting 形容词比较级和最高级的变化规则 原级 比较级 最高级 good / well better best bad worse worst many/much more most little less least old older/elder oldest / eldest far farther (更远)/ further (进一步的) farthest / furthest 不规则变化 What's the highest mountain in the world Qomolangma. How high is Qomolangma It's 8,844.43 meters high. It's higher than any other mountain. Which is the deepest salt lake in the world The Caspian Sea is the deepest of all the salt lakes. Did you know that China is one of the oldest countries in the world Yes, I did. It's much older than the US. Grammar Focus 原级、比较级、最高级的用法 much 在句中用来修饰形容词的比较级older,表示“古老得多” 在比较级结构中，为了强调形容词或副词的程度，可在其前用a lot , a little, a bit, much, even, far等副词（短语）修饰。 e.g. It’s a lot bigger than the population of the US. I think time is a lot more important than money. He looks a little stronger than I am. in & of & among in 后面一般接表示某一单位或场所等的名词; e.g. Lily is the youngest in her class. of和among后面一般接表示一群人或 ... ...
