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1、Unit 7 Whats the highest mountain in the world? 第三课时 (Grammar Focus- 4c)【教学目标】知识与技能：1.学习并掌握重点单词。2.学习并掌握下列短语：one of the oldest deepest of 3.学习并掌握下列重点句子： Whats the highest mountain in the world? Qomolangma. How high is Qomolangma? Its 8,844.43 meters high. Its higher than any other mountain.过程与方法：阅读理解
2、训练。情感、态度与价值观：朗读能正确运用形容词的比较级及最高级造句。【重点难点】识记形容词和副词比较级变法的多条规则。【学习过程】一、【自主质疑】一.英译汉。Amazon River _ ocean_ the Pacific Ocean _Yangtze River_ Caspian Sea_二、【合作展示】【任务一】阅读Grammar Focus中的句子,找出重难点。课堂探究 最高级的用法：1.三者或三者以上相比，表示最高程度时，用“the + 最高级”的结构表示。这种句式一般常有表示比较范围的介词短语。例如：Zhang Hua is the tallest of the three. He
3、 works (the) hardest in his class.2. 最高级可被序数词以及 much，by far，nearly，almost，by no means，not quite，not really，nothing like 等词语所修饰。例如：This hat is by farmuchnearlyalmostnot nearlyby no meansnot quitenothing like the biggest. How much did the second most expensive hat coat?四. 比较级考点 比较级修饰问题a little, a bit,
4、 even, still, much, a lot, far 等可修饰比较级。e.g. Tom is a little taller than Jim. This book is much more interesting than that one. 同级比较e.g. The weather in Beijing is colder than that in Xian. the + 比较级e.g. Lucy is the fatter of the two girls. “a/an + 比较级”表示“又一，再一”e.g. Lily has a doll, but she wantsa big
5、ger one. 隐性比较（没有than的情况）e.g. Who runs faster, Lucy or Lily? 越来越. a. 比较级 + and + 比较级 b. the + 比较级 + 句子，the + 比较级 + 句子e.g. Its getting colder and colder. The more you exercise, the better you are. 五. 最高级考点说明：形容词的最高级前必须加the；副词的最高级前省略the。 范围问题e.g. Tom is the tallest student in the class. Spring is the b
6、est season of the year. “.之一”问题 e.g. Beijing is one of the biggest cities in the world. “the + 序数词 + 最高级” e.g. I think he is the second tallest boy in his class.【任务二】完成课本4a三、【训练反馈】 一单项选择。1. She is _ than _. A. busier / us B. busier / we C. more busy / us D. more busy / we 2. China is _ country in th
7、e world. A. the third largest B. the largest third C. the third large D. a third largest 3. Which is _ season in Beijing? I think its autumn. A. good B. better C. best D. the best 4. Which is _, the sun, the moon or the earth? The moon is. A small B. smaller C. smallest D. the smallest 5. I study En
8、glish as _ as my brother. A. hard B. harder C. hardest 6. The Yellow River is one of _ rivers in China. A. long B. longer C. the longest 四、【课后作业】一完成句子。1. Hainan is a very large Island .It is the second _ island in china. (large)2. Our teacher is as _ as before. (busy).3. He is _ among us. (careful)4. Li Lei jumped far _ than Jim. (far)5. The busier he is, the _ he feels. (happy)五、【总结反思】每日一得_ Unit 7 Whats the highest mountain in the world?