(
课件网) Unit 7 What's the highest mountain in the world Section A (Grammar Focus~4c) Revision Answer the questions. China is one of the oldest countries. It’s over 5,000 years old. How old is China What’s the population of China China has the largest population in the world. It’s about 1.3 billion. The Yangtze River. It’s also the longest in Asia. What’s the longest river Does China have the largest area in the world No, it’s the third largest county in the world. 能记住形容词和副词的比较级和最高级的规则变化和不规则变化。 1 能运用比较级和最高级的几个句型。 2 分组朗读并观察下列句子。 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. 1 组 2 组 3 组 4 组 Divide the whole class into 4 groups and each group discusses one question. Group 1：形容词、副词由原级变为比较级和最高级的一般 规则是什么？ Group 2：形容词、副词由原级变为比较级和最高级的不规 则变化有哪些？ Group 3：比较级有哪些句型？ Group 4：最高级有哪些句型？ 目标一: 能记住形容词和副词的比较级和最高级的规则变化和不规则变化 讨论时间过后，第一、二组派代表依次回答下面的问题，并欢迎其他组同学做补充。 Activity 1 Group 1：形容词、副词由原级变为比较级和最高级的一般 规则是什么？ Group 2：形容词、副词由原级变为比较级和最高级的不规 则变化有哪些？ 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. 形容词、副词的比较级和最高级的规则变化 1) 一般情况下，比较级词尾＋er，最高级词尾＋est。如： high—higher—highest deep—deeper—deepest 形容词、副词的比较级和最高级的规则变化 2) 以e结尾的词，比较级词尾＋r，最高级词尾＋st。如： cute—cuter—cutest large—larger—largest 3) 以辅音字母＋y结尾，变y为 i，比较级词尾＋er，最高级词尾est。如： easy—easier—easiest happy—happier—happiest 4) 重读闭音节，单辅音结尾，双写词尾辅音字母＋er或est。如： fat—fatter—fattest thin—thinner—thinnest hot—hotter—hottest big—bigger—biggest 形容词、副词的比较级和最高级的规则变化 5) 多音节和部分双音节的词，比较级、最高级分别是在原级前＋more和the most 。如： beautiful—more beautiful—the most beautiful careful—more careful—the most careful 包括少数单音节词： pleased—more pleased—the most pleased tired—more tired—the most tired 形容词、副词的比较级和最高级的不规则变化 原级 比较级 最高级 good/well好的 better更好的 best最好的 bad差的，ill坏的 worse更差的；更坏的 worst最差的； 最坏的 many/much多的 more更多的 most最多的 little少的 less更少的 least最少的 形容词、副词的比较级和最高级的不 ... ...
