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1、Unit 7 Whats the highest mountain in the world第三课时Section A (Grammar Focus 4c)【学习目标】1学生能掌握形容词比较级和最高级的构成和用法。2学生能运用比较级和最高级的几个句型。3学生能进行比较级和最高级的转换。【学习重点】能掌握形容词比较级和最高级的构成和用法。【学习难点】比较级和最高级的运用。师生谈论比较了解的山脉、河流等，复习比较级和最高级，引入话题。Task 1【组内小展示】先由各小组组长带领组内成员认读单词和词组，再在整个小组内进行齐读后对词汇的用法进行归纳，并标记出发音和理解困难的词汇，可及时向老师求助。最后
2、，板书展示内容。【班级大展示】1I can read.(我会读)带读齐读；通过游艺形式，如单词游戏来巩固词汇的学习。2I can write.(我会写) 以answer quickly(抢答)的方式对词组进行中英互译；带读齐读；抽测，可以用造句的方式巩固词组的用法。3I can practice.(我会练) 总结比较级和最高级的构成；结合所学比较级和最高级的用法，完成句子。情景导入生成问题1(T)Question：Whats the highest mountain in the world? How high is it?(S)Answer：_2(T)Question：Is the Yang
3、tze River longer or shorter than the Yellow River?(S)Answer：_自学互研生成能力Task 1Lets read new words and phrases.1I can read.(我会读)ocean，the Pacific Ocean，the Amazon River2I can write.(我会写)(1)one of the oldest countries 最古老的国家之一 (2)of all the salt lakes 在所有的咸水湖中 (3)much older 古老得多 (4)as long as 和一样长 (5)any
4、 other mountain.其他任何一座山 (6)the Pacific Ocean 太平洋 (7)the Amazon River.亚马逊河 3I can practice. (我会练)(1)写出下列词的比较级和最高级。 规则变化： tall tallertallest nice nicernicest heavy heavierheaviest big biggerbiggest slowly more_slowly_most_slowly 不规则变化：good betterbest many moremost little lessleast old older/elderoldes
5、t/eldest (2)用形容词的适当形式填空。The white shirts are as cheap (cheap) as the yellow ones.Which one is more_popular (popular)，football or basketball?The fifth orange is the_biggest (big) of all.Give it to the young boy.Jasons has better (good) quality than Trendy Teens.Which city is the_most_beautiful (beaut
6、iful)，Beijing，Shanghai or Fuzhou? Task 2Translate sentences in 3a and read 3a，finish 3b and 3c.1I can translate.(我会翻译)(1)世界上最危险的运动之一是登山。 One_of_the_worlds_most_dangerous_sports_is_mountain_climbing. _(2)当你到达山顶附近呼吸也非常困难。 It_is_also_very_hard_to_take_in_air_as_you_get_near_the_top. _(3)这些登山者的精神向我们表明：我
7、们决不应该放弃实现自己梦想的尝试。 The_spirit_of_these_climbers_shows_us_that_we_should_never_give_up_trying_to_achieve_our_dreams. _2I can try. (我会试)深入阅读文本，完成P51中的3a，3b，3c。Task 2【组内小展示】小组内先讨论并核对Task 2的相关答案。请运用所学的短语谈论文章内容。最后，在黑板上板书展示内容。【班级大展示】1I can translate.(我会翻译) 以抽签的形式，抽选同学朗读课文；齐读；翻译句子。2I can try.(我会试)根据任务要求完成3a
8、，3b，3c；讲解课文要点；学生根据文章，讲解重点短语。3I can retell.(我会复述) 根据任务要求板书课文要点；以抽签的形式，抽选同学复述课文。【备注】3I can retell. (我会复述)根据短文的内容，用恰当的单词或短语完成短文。 One_of_the_worlds_most_dangerous_sports is mountain climbing，and one of the most_popular_places for this is the Himalayas.The Himalayas run_along the southwestern part of Chi
9、na.Of all the mountains，Qomolangma rises the highest and is the_most_famousIt is 8，844.43 meters high and so is very dangerous_to_climbThick clouds cover the top and snow can fall very hard.Even more serious difficulties include freezing_weather_conditions and heavy_stormsIt is also very hard to tak
10、e in air as you get near the top.The spirit of these climbers shows us that we should never give_up_trying (try) to achieve our dreams.It also shows that humans can sometimes be stronger (strong) than the forces of nature.交流展示生成新知Show in groups.(Time：six minutes)Task 1First the students read the wor
11、ds and phrases in groups，then read together and sum up the usage of the words in groups.Task 2First the students discuss the main idea of the article，find out the key sentence of each paragraph.And mark them in the passage.Mark the sentences they dont understand in it.At last write the show contents on the blackboard.Class show.(Time：sixteen minutes)Task 11I can read.Read together，pay attention to the pronunciation of “ocean” and “Pacific”；Sum up and explain the usage of “even though”；Consolidate th
