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1、Unit 7 Whats the highest mountainin the world?Section A 1a - 2d导学目标：一、掌握短语1. as big as 2. one of the oldest countries 3. feel free to do sth. 4. as far as I know 5. man-made objects 6. part of. 7. the highest mountain 8. in the world 的用法。二、谈论地理和自然现象，学会对事实和数字的比较，提高听说能力。教学重难点：识记形容词和副词比较级及最高级变法的多条规则；使用
2、比较级来描述人的和自然物体外貌。课前预习：一、写出下列单词的比较级和最高级high deep big long old young 二、请根据预习写出下列短语。1.最高的山 2.最长的河 3.八百万平方公里 4. 1025米深 5.的人口 6的高度 7.和一样大 8.在世界上_9.人造物体_10的部分_11.少于的长度 12.最古老的国家之一 课堂导学：1.long的名词性是 翻译成 ，high的名词形式 翻译成 ，表达东西的长度可以有两种方法 例如：这条河100米长。（1）The of the river is 100meters. （2）The river is The Yangtze R
3、iver is about 6,300 kilometers long.要点：计量表示法：sth + be+ 数词 + 量词 + adj.这座楼有30米高。_这条河深15米。_ high -height - in height-the height of.long -lenghth-in length-the length of.The speed of. 的速度The population of. the population of. is / was Whats the population of. large / smallWhats the length of ? 有多长？in len
4、gth 在长度方面 （in size, in weight, in height）e.g （1）这辆汽车有多长？Whats _ _ _ the car?（2）这条河长300英里。The river is 300 miles _ _.2. One of the most endangered animals in the world the giant panda.China one of the oldest civilizations in the world one of +名词复数，谓语动词要用 数。 eg：其中一本书是新的。 3. The population of the world
5、 is 6400000000.对人口这个数字划线提问要用 特殊疑问词 。 the population of the world？4.as big as 和一样大 asas 之间的形容词用 级。 The Yellow river is not as long as the Yangtze river. 否定形式not asas 意为 。 5. Can you tell me a bit more about China?我们学过的可以修饰比较级的副词和短语还有 注意比较级和最高级Which is the second longest river in China? Which river is
6、 longer ,the Nile or theYellow River?最高级一般用于 者以上相比，最高级前一般要加定冠词 ，比较级一般用于 者之间的比较，被比较者用 引出。当堂导练： 一、根据句意及所给汉语提示完成单词。 1. We should_(保护) wild animals. 2. There are four pictures on the_ （墙） 3. Work hard and you must_ （成功） 4. The car is made in _ （中国） 5. We should love_ （自然） 6. Korea is in the east of _（亚洲
7、） 7.The Sahara is one of the largest in the world_（沙漠） 8.Rome is an_ (古老) country, but our country is much _ than it. 9.The bed is about two metres_（宽）10.Its very cold, Please wear_（厚clothes. 二、句型转换: 1. To climb Qomolangma is very difficult.(改为同义句) Its very difficult_ _ Qomolangma. 2. The population
8、 of our town is 50,000. （对划线部分提问） _ the _ _ your town? 3. Qomolangma is the highest mountain in the world. _ _ the highest mountain in the world? 4. The building is fifty meters high. （对划线部分提问） _ _ is the building? 5. Ann is the tallest in her class. (改为同义句) Ann is taller than _ _ student in her class.【总结反思】通过本节学习,我学会了（单词）_我学会了（短语）_学科网（北京）股份有限公司