英语人教版八年级下册unit7 学案.docx

Unit7Whats the highest mountain in the world?Section A （Grammar Focus4a-4c）【我的目标】1.掌握本节课的单词 ocean the Pacific Ocean2.复习及巩固形容词原级，比较级和最高级的用法，熟练地运用形容词的比较级和最高级, 能运用形容词的同级比较、比较级、最高级针对具体事实进行比较3.完成4a ,4b,4c中的任务【我参与】一、我自学1. 预习单词： ocean the Pacific Ocean二、我探究教师将学生分成5个小组进行PK, 通过完成以下任务，决出“最优秀”小组。1. 任务一 ：The best memory 根据图片回答老师问题In this part, youll enjoy some beautiful pictures, after that you must answer my questions according to the pictures. T：Who is younger? Who is taller?S1: .T: Who is older? Who is heavier?S2: .T: Who is the tallest? Who is the youngest? Who is the oldest?S3: .2. 任务二：完成4a fill in the blanks with the correct forms of the words in the boxbig much popular long old highThe Amazon River is one of the rivers in the world. Its a little than the Yangtze River.Qomolangma is 8,844.43 meters . Its one of the most places for serious mountain climbers.No ocean in the world is as as the Pacific Ocean.Although Japan is older than Canada, it is much .3. 任务三：完成4b Write two comparisons about two topics.分别对两个城市和两种动物进行比较，要求根据具体事实进行表述。例： Two rivers: the Yangtze River and the Amazon Riverthe Yangtze River The Amazon River6,300km 6,480kmThe Yangtze River is almost as long as the Amazon River.The Amazon is longer than the Yangtze , but the Yangtze is the longest river in China.Two cities: Beijing and Chongqing BeijingChongqing3017.00万人2171.00万人根据表格数据填入恰当的单词:The population of Beijing is not that of Chongqing.The population of Beijing is than that of Chongqing.Two animals: tigers and elephantsPPT呈现老虎和大象的图片，进行口头对比 . .Two persons: Re Ba and Na ZhaRe BaNa Zha50kg,165cm50kg,172cmPPT呈现明星图片，模仿老师写的句子，进行书面对比：教师板书：(1)Re Ba is as heavy as Na Zha. (2)Re Ba is shorter than Na Zha. (3) . (4) . (5) .4. 任务四：小组活动完成4c Write five questions using comparisons. Then ask your partner your questions. 用最高级写出五个问题，然后小组讨论所写问题，并将讨论后的结果写下来,小组选出代向全班做汇报。PPT呈现例句： 例: Who is the tallest in our group? Who is the fattest in our group? Who is the shortest in our group?Who has the longest hair in our group?Who is the thinnest in our group? 小组选出代表向全班做如下的汇报： In our group, is the tallest. is the shortest. is the heaviest. is as as . is taller than . hair is longer than . is than . 三、我的收获（一） Three things you have learnt today .（二）Two things you want to know more about. .（三）One thing you dont quite understand. 四、家庭作业Write a short passage about your family using comparisons.e