2020学年人教版英语精品资料Unit 7 Whats the highest mountain in the world第2课时 Section A 3a-4c教学目标一、知识与技能1. Master some important words and phrase.2. Improve the reading ability.3. 熟练掌握大数字的表达和比较级、最高级的应用。二、过程与方法通过情景设计来激发学生的学习兴趣，并培养学生自主学习和与他人合作的意识。三、情感态度与价值观通多阅读文章了解珠穆朗玛峰，学习他们勇于克服困难的精神。教学重点1. Master some important words and phrase.2. Improve the reading ability.3. 熟练掌握大数字的表达和比较级、最高级的应用。教学难点熟练掌握大数字的表达和比较级、最高级的应用。教法导航启发式教学和讨论法。 学法导航以学生为主体，调动学生的积极性去主动探求知识。教学准备查找有关世界之最的自然地理知识并复习比较级和最高级的用法。教学过程 Step 1 GreetingsGreet the class as usual.Step2Lead inAsk the students to have a free discussion about the following questions：What sports do you like?Which of the following sports do you think is the most dangerous：swimming，tennis，Taiji，mountain climbing or basketball?The teacher continue asking：What might be the dangers of mountain climbing? 教师启发学生说出：freezing weather condition ; too many people; have to fight with dangerous animals; hard to take in air; thick clouds ; hard to find the way home.（在此过程中，教师可以在讨论中为学生扫清一些语言上的障碍）Step 3 3a-3cAsk the students to read the passage silently and finish the tasks in 3a.Read the passage again and find the dangers; then fill in the chart.Read the passage for a third time and answer the questions. Check the answers and let the students read the passage aloud again.Step 4 Grammar Focus Write down a few numbers on the screen，and let the students say the following sentences：The basketball player is two meters tall.The river is only two meters deep/wide.The tree is two meters tall.The box is about two meters high/ wide / long.教师提问who is the tallest in our class?引出最高级的表达，并引导学生用所学不同句式表达最高级的含义。引导学生说出：Mike is the tallest in our class.Mike is taller than any other student in our class.No student in our class is as tall as Mike.学生利用上述结构继续训练。Then let the students read the sentences in Grammar Focus. Step 5 4a-4cGo through the sentences in 4a and then let then fill in the blanks by themselves (提醒学生关注形容词的比较级和最高级)学生仔细读4b题目，明确题目要求在此过程中教师可适当给予指导，如城市的面积、人口、历史等，而动物的比较，除了身高、体重以外，教师可引导学生考虑奔跑速度、外貌特征等Then let the students present their results.Encourage the students to write five sentences 然后在小组内进行交流更正朗读Step 6 HomeworkRead the sentences in 4a-4c课堂作业根据表格完成下列空格：QomolangmaMount HuangMount Tai8，8481，8641，545Mount Tai is high. Mount Huang is a little _ than Mount Tai.Qomolangma is _ of all.Mount Tai is not _ high _ Qomolangma. = Mount Tai is not _ than Qomolangma.Answers：higher，the highest，as/so as，higherSingaporeMalaysiaChina4，000，00020，000，0001300，000，0001. The population of Singapore is large.2. The population of Malaysia is much _ than that of Singapore.3. The population of China is _ of all.4. The population of Singapore is not _ large _ that of China.5. The population of Singapore is not _ than that of China.Answers：larger，the largest，as/so as，larger.教学反思本节课通过阅读材料提高了学生的阅读能力，同时又巩固了所学的语言和词汇，在课堂的其他几个过程中，学生通过反复操练，熟练掌握了比较级和最高级的应用，总之这是一节高效课。