九年级英语上册Unit9教案.docx

杨寨中学初四英语 学科教学设计课题Unit9 sectionB课型new环节教 学 内 容教 法 学 法二次备课教学目标Aim1 掌握比较等级的表达法, 运用比较级来描述身边的事情。Aim2 了解一些自然灾害的基本知识并学会保护自己。认定目标自主学习Aim1 掌握比较等级的表达法, 运用比较级来描述身边的事情。Three times as strong asTen centimeters longer thanA is three times as strong as BA is not nearly as strong as BA is more than ten times bigger than BAim2 了解一些自然灾害的基本知识并学会保护自己。War, flood, pollution, natural, desert, earthquake,Be lack of waterFrom bad to worsePrevent fromBe filled withLearn by themselves:A is three times as strong as BA is not nearly as strong as BA is more than ten times bigger than BFlood is one of the biggest problems in the world.Ask the students to read the aims together, make sure they can grasp the aims.Give them five minutes to learn the language focus by themselves.教学重点Aim1 掌握比较等级的表达法, 运用比较级来描述身边的事情。教学难点Aim2 了解一些自然灾害的基本知识并学会保护自己。环节教 学 内 容教 法 学 法二次备课导入新课Present:War, flood, pollution, natural, desert, earthquake,Be lack of waterWell focus on the factors that threaten human being.预习展示Three times as strong asTen centimeters longer thanA little moreFrom bad to worsePrevent fromBe filled withChoose each student from the groups to write down the phrases.环节教 学 内 容教 法 学 法二次备课作业设计Exercise1. translate the following phrases.Exercises2. recite the important sentences and translate the sentences.Exercises3. Find information about one and write an article for a news magazine. Use at least two comparisons.合作探究当堂达标1. Soldiers worked hard to save people, and tried to prevent the water from rising higher by using bags filled wih sand.动词不定式的用法Prevent. From .2. The longer people waited for help, the more dangerous the situationThe+ 比较级， the +比较级Translate the sentences.1. 这条河的长度是那条河的三倍。2. 大象比海龟几乎长五倍。3. 这座房子比你的房子大两倍。Discuss the language focusAnd give some examples. If necessary, give them some help.板书设计Unit9 SectionBThree times as strong as A is three times as strong as BTen centimeters longer than A is not nearly as strong as BA little more A is more than ten times bigger than BFrom bad to worsePrevent fromBe filled with教学反思审阅签字： 年 月 日20 20