Whats the highest mountain in the world学习目标1. 能够掌握本课出现的重点短语和句子。2. 能够正确使用形容词的比较等级。导学过程【自主学习】短语翻译（1）随便做某事 （2）长城 （3）明朝 （4）和一样大 （5）世界上最长的河_ (6) 大/多得多_（7）就我所知 （8）太平洋_（9）古代皇帝_ （10）人造物体_ 【合作探究】探究一. 形容词与副词的比较级和最高级1）比较级考点 比较级修饰问题： a little, a bit, even, still, much, a lot, far 等可修饰比较级。 如： Tom is a little _ (tall) than Jim. This book is much _ _(interesting) than that one. 同级比较 如： The weather in Beijing is colder than that in Xian. Our school is _( big) than yours. “比较级+ than any other +单数名词 /（other+ 可数名词复数） 如：Beijing is larger than any other city in China.4 表示“几倍于”时，用“倍数+比较级+ than”表示。倍数用times 表示 如：Your room is three times bigger than mine.2） 最高级考点 “the + 序数词 + 最高级” 如：I think he is the second tallest boy in his class.【达标检测】一、用括号内所给单词的正确形式填空。1This building is _(high) than that one.2Changjiang is one of the _(long) rivers in the world.3Miss Brown is _(thin) than her sister.4This river is _(wide) than that one.5Who runs _(fast)，Tim，Adam or Mary?6New York is a _(noisy) city than Washington DC.7This blue coat is_(expensive) coat in the cloth store.8This new story is _(interest) than that one.9I think swimming is _(dangerous) than running.10I cant follow you. Can you speak _(slow)?二、按要求完成下列句子，每空一词。1Im taller than Jim.(改为同义句)Jim is _ _ me.2The Caspian Sea is the deepest salt lake in the world.(改为同义句)The Caspian Sea is _ than _ _ salt lake in the world.3My hometown is bigger than Xuzhou.(改为一般疑问句)_ your hometown _ than Xuzhou?4Betty is ten years old. David is twelve years old.(改为同义句)David is two years _ _ Betty.5This question is easier than that one.(改为否定句)This question _ _ than that one.【课后作业】一、用括号中所给词的适当形式填空。1. The p_ of the city is about 500,000.2. Its our duty to p_ the nature.3. Tina won the table tennis match! Thats an a_ result.4. There are so many t_ that we can hardly find a place to take photos.5. China is the biggest country in A_.二、单选题。（ ）1. There are no man-made structures as _ as the Great Wall A biger B big C bigger D the biggest （ ）2. Mount Tai is _ lower than Qomolangma .A lots of B many C very D much （ ）3. Shanghai is one of _ in the world .A more big city B the biggest city C the biggest cities D the most big city （ ）4. Many boy students think math is _ English. I agree. Im weak in English.A. much difficult than B. so difficult asC. less difficult than D. more difficult than（ ）5. _ seems that he knows nothing about the park. A. It B. This C. He D. That（ ）6. As _ as I know, Jack is still in Beijing. A. high B. near C. far D. away“北斗”卫星导航系统是我国自行研制的全球卫星定位与通信系统，将来可在全球范围内全天候、全天时为各类用户提供高精度、高可靠定位、导航、授时服务，并具有短报文通信能力。“北斗”卫星导航系统在抗震救灾中发挥的主要作用有2