人教八下Unit7SectionAGrammar focus-4c.ppt
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1、Unit 7Whats the highest mountain in the world?,Section A Grammar Focus-4c,Read again and answer the questions in 2d.,1. How long is the Ming Great Wall?2. What does the guide say about the wall?,2d,Role-play the conversation.,Guide: Feel free to ask me anything on todays Great Wall tour.Tourist 1: H
2、ow long is the wall?Guide: Ah, the most popular question! If were only talking about the parts from the Ming Dynasty, its about 8,850 kilometers long. This makes it the longest wall in the world. Tourist 2: Wow, thats amazing! Why did the ancient emperors build the wall?Guide: The main reason was to
3、 protect their part of the country. As you can see, its quite tall and wide. As far as I know, there are no other man-made objects as big as this.Tourist 3: Is Badaling part of the Ming Great Wall?Guide: Yes, its the most famous part.,Q1: How long is the Ming Great Wall?,Q2:What does the guide say a
4、bout the wall?,2d,Pay attention to the key words.,Guide: Feel free to ask me anything on todays Great Wall tour.Tourist 1: How long is the wall?Guide: Ah, the most popular question! If were only talking about the parts from the Ming Dynasty, its about 8,850 kilometers long. This makes it the longest
5、 wall in the world.,学习目标,1.学习形容词、副词的比较级和最高级。2.学习新单词: the Pacific Ocean,ocean。,形容词、副词的比较级和最高级的变化规则。,一 复习旧知识 进入新课,大多数形容词和副词都有三个级。 1)原级: 常用结构: as . as. 像.一样 2) 比较级 (用于两者之间的比较),常用结构:形容词比较级than .3) 最高级(用于三者或三者以上的比较),常用结构: the + 形容词的最高级of / in .,要求:学生讨论总结本节课所学的知识,派代表发言(2分钟),1)一般情况下,单音节或双音节的形容词(或副词)比较级er ,
6、最高级est2) 以e结尾的词,比较级r,最高级st 即可。3) 以辅音字母y结尾的变y为ier或est。4)一辅重读闭音节,词尾辅音字母要双写4) 多音节和部分双音节的词需在形容词原级前more构成比较级,the most 构成最高级。,形容词、副词比较级和最高级规则变化,要求:自己朗读规则,尽量记住。(2分钟),二、深入学习 整体感知,要求:独自大声朗读句子,后小组内讨论翻译出来,派代表展示(4分钟)。,4a Fill in the blanks with the correct forms of the words in the box.,1. The Amazon River is o
7、ne of the _ rivers in the world. Its a little _ than the Yangtze River.,big much popular long old high,longest,longer,要求:先读懂所给词的意义,再用其适当形式填空(3分钟),2. Qomolangma is 8,844.43 meters_. Its one of the most _ places for serious mountain climbers.3. No ocean in the world is as _ as the Pacific Ocean.4. Alt
8、hough Japan is _ than Canada, it is_smaller.,high,popular,big,older,much,(二)形容词和副词三个等级的应用,e.g. Two rivers_ and _,4b Write two comparisons about two topics.Write true facts.,the Yangtze River,the Amazon River,The Yangtze River is almost as long as the Amazon River.,The Amazon is longer than the Yangt
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