资源简介 八下英语Unit 4 Section A 4a- 4d导学单粗备课: 班级__________ 姓名_____________课题 Unit 4 The wonders of Nature Section A 4a-4d Grammar focus核心素养 能够复习并巩固形容词和副词的比较级和最高级的用法,总结和积累用于比较事物的不同语言结构;能够总结和梳理大数字的表达法,并理解英文数字表达法的特点。(学习理解) 2.能够掌握有关地理之最及其高度、长度、深度、面积等信息的问句和答语,使用形容词和副词的比较级、最高级和大数字描述自然景观。(应用实践) 3.能自主整合课内外地理信息,运用比较级/最高级和单位表达,完成对自然奇观的综合介绍与多维度对比,设计并提出有逻辑的比较类问题,实现从课本句型到真实交际的知识迁移与创造性输出。(迁移创新)学习重点 1.掌握形容词和副词比较级、最高级的规则变化与不规则变化构成。 2.理解并运用比较级(用于两者比较,常用“比较级+than”)和最高级(用于三者及以上比较,常用“the + 最高级”或“one of the + 最高级”)的基本用法。 3.在语境中(如4c短文)正确选用形容词或副词的比较级或最高级形式。学习难点 1.不规则变化形式的准确记忆与运用(如good/better/best, bad/worse/worst)。 2.多音节及部分双音节形容词/副词比较级和最高级需加more/most这一规则的准确应用。 3.在真实交际任务(如4d编写比较问题)中灵活、准确地综合运用比较级和最高级结构。学 生 活 动(自主参与、合作探究、展示交流)(通过预习,您掌握了)【预习--筛出重难点--提高了我的课堂听课效率】 (小组成员课前共同完成) 任务一:(1)预习下列短语,能够熟读并进行英译汉。(小组内进行检查) 立方的 2. 立方米 3. mile 4.池塘;水坑 in size 6.pour down 7.每秒钟 8. 平方千米 世界上最大的瀑布之一 10.at the top of 任务二。写出下面单词的比较级和最高级 (你在预习过程中遇到的问题有哪些?)big __________ _________ 2. high ________ ________3.low __________ _________ 4. deep __________ __________5. easy ______ __________ 6. far __________ __________ 7. happy __________ _______8. early _______ ________9. great __________ ________ 10. close _________ _______11. amazing________ _______12. interesting________ ______ 13. well __________ __________ 14. little __________ __________ (2)翻译下面的句子(查阅课本) 1.Did you know in the world 你知道它是世界上最长的河流吗? 2.We should protect them .我们应不惜任何代价来保护它们。 3 It is about 9,000,000 它的面积约为九百万平方公里。 4.Some deep-sea animals are blind, but they can "see" others.一些深海动物是失明的,但它们的"视力"不逊于其他动物。 5. Twenty-five thousand cubic metres of water Inga Falls each second.每秒有25,000立方米的水从英加瀑布倾泻而下。 新授课堂 Step1:Lead in.Let’s compare the following natural wonders in China. 1.The Zhujiang River is a river. 2.The Yellow River is the Zhujiang River. 3.The Yangtze River is all. Step2: Presentation (形容词/副词比较级最高级变化规律(规则)单音节词,一般在词尾加.以“辅音字母+y”结尾,.重读闭音节(辅元辅结构),多音节词/部分双音节词,以不发音e结尾的,)1.Read the sentences.Decide if each infinitive in bold functions as an object complement or adverbial.(以小组为单位进行讨论总结) (大数的读法)形容词/副词比较等级变化(不规则) 原级比较级最高级good/wellbad/badly/illmuch/manylittleoldfarStep3:Complete the passage with the correct forms of the words in the box. My friends and I visited Victoria Falls in Africa last year. Visiting one of the world's_________ waterfalls was a magical experience. As we went____________to the falls, the noise of the water slowly grew_________and louder.Then,right before our eyes, the waterfall appeared. It went on for as ________ as the eye could see. Later, we sat in a special pool at the top of the falls. There, we felt the water rush past us and become a part of the waterfall. It was the scariest but also the______________experience of our trip! Step4:Exercise The Yellow River is _________ (long) than the Huaihe River. 2.Mount Tai is the _________ (high) of the two mountains in Shandong. 3.The sea is getting more and more _________ (beautiful) with environmental protection. 4.This lake is the _________ (deep) in our province.5.Which is _________ (long), the Amazon River or the Nile River 6.This river is three metres __________ (wide) than that one. (I felt________because____________) (What ) ((Activities))Step6:Homework 完成同步训练第46页的书面表达。 (概括栏:) (反思栏:) (提炼栏:) 展开更多...... 收起↑ 资源预览