人教版英语八年级下册 Unit 7 What’s the highest mountain in the world Section A(1a~2d) 导学案

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这是一份人教版英语八年级下册 Unit 7 What’s the highest mountain in the world Section A(1a~2d) 导学案，共3页。
Unit 7 What’s the highest mountain in the world?Section A（1a~2d）第一课时【学习目标】1可以准确说出并默写本课重点生词、短语。2.熟练回顾形容词比较级和最高级，以及如何对于事物的属性进行提问。3.培养了解地理，热爱大自然的意识。【学习重难点】重点：重点单词、短语以及句型的灵活运用。难点：能够熟练掌握形容词最高级，以及如何对于事物的属性进行提问。【学法指导】研读课本第49-50页及第120页单词表对应部分，根据导学案上的要求完成【自主学习】、【整体建构】、【小试牛刀】和【我的困惑】部分。【自主学习】学习活动一：基础知识大联盟任务一：请自主预习单词，先默写单词，再根据句意填写正确的单词。平方,正方形_____________ 米,公尺 ___________ 深的__________________沙漠___________________ 亚洲______________ 人口__________________旅行,旅游_______________ 旅行者______________ 墙__________________令人惊奇的______________ 古老的_______________ 保护__________________宽阔的__________________ 人造的_______________ = 1 \* GB3 ①Mr. Li bought a 158 ______________meters’ house last month. = 2 \* GB3 ②In the _____________, people could hardly find water and plants. = 3 \* GB3 ③As we all know, the elephants live in ___________and Africa. = 4 \* GB3 ④I wonder why the _____________ emperors built the walls? = 5 \* GB3 ⑤The ______________of our city is about 500000. 任务二：重点短语。可以随便做某事_________________就我所知_______________________________________任务三：重点句型（必须整句输出）世界上最高的山是什么？ _______________________________________________世界上最高的山是珠穆朗玛峰。Qomolangma __________________________________________________________________.撒哈拉沙漠是世界上最大的沙漠。The Sahara ____________________________________________________________________.里海是所有盐湖中最深的。 The Caspian Sea ________________________________________________.尼罗河是世界上最长的河流。The Nile _________________________________________.中国拥有世界上最多的人口。_______________________________________________.population: 人口，人口数量，作主语时谓语动词一般使用单数形式。population和people区别在于，一个用what提问，一个用how many提问如：中国人口是多少？ ________the ___________of China? 你家里有多少人？ _______ _______ ______ are there in your family? 中国是亚洲最大的国家。___________________________________________________.形容词和副词的比较级和最高级规则构成：一般在词尾加________或者________.如：更高的__________;最高的____________以不发音的“e”结尾的直接加_________或者_________.如：较晚的________;最晚的__________以一个辅音字母结尾的重读闭音节，双写最后这个辅音再加_______或者________.如：更大的___________ ;最胖的_____________以辅音字母加“y”结尾的词，要变“y”为_______,再加_______或者__________.如：更忙的___________; 最早的____________多音节词，在词前加_________或者__________. 如：更受欢迎的_____ __________;最贵的_______ ____________形容词和副词的比较级和最高级不规则构成good/well ________ _______ bad/badly_______ _______ much/many_________ ________little_______ _______ far________ ________/ _________ _________old_______ _______/________ ________归纳最高级句型： = 1 \* GB3 ①主语+be+the+最高级+of/in+范围如：妈妈是家里最忙碌的人。 My mother is _______ ________ in my family.中国最长的河是什么？What’s ______ _______river in China? = 2 \* GB3 ②主语+be+one of the+最高级+名词复数+of/in+范围如：深圳是中国最大的城市之一。 Shenzhen is _____ _____ _____ _____ _____in China. = 3 \* GB3 ③主语+be+the+序数词+名词+of/in+范围如：黄河是中国第二长河。The Yellow River is _______ _______ _______river in China. = 4 \* GB3 ④Wh-特殊疑问词+be+the+最高级， A，B or C? 如：月亮，地球和太阳，哪个是最大的？ _______ _______ ______ _______, the moon, the sun or the earth? 中国的人口比美国的人口数量大得多。___________________________________________________________________________.中国的历史比美国的历史悠久得多。___________________________________________________________________________.1. 归纳比较级句型 = 1 \* GB3 ①A+be+比较级+than+B如： Tom比Jim高。 Tom ______ _______ ________Jim. = 2 \* GB3 ②主语+谓语+比较级+名词+than+对等成分如： Tom的头发比Sam的头发短。 Tom ______ ______ ______than Sam. = 3 \* GB3 ③Which/Who+be+比较级, A or B? 如：哪一科更简单，数学还是英语？ Which is ________, math or English? = 4 \* GB3 ④A+be+the+比较级+of the two,表达两者之间的比较。如： Tom 是这两个男孩子中较高的那一个。 Tom is ______ ______of the two boys. = 5 \* GB3 ⑤….数量+比较级+than…如：大象比熊猫高200厘米。 The elephant is 200 cm _______than the panda. = 6 \* GB3 ⑥比较级+and+比较级越来越…..如：水越来越凉了。 The water is getting _______ _______ ________. = 7 \* GB3 ⑦the+比较级， the+比较级越…..越….如：你吃的越多，就越胖。 ______ ______you eat, ______ ______you will be. 2. 同级比较类型 = 1 \* GB3 ①...as+原形+as 如：这个箱子跟我的一样大。 The box ______ ______ _____ ______mine. = 2 \* GB3 ②….not so/as+原形+as如：他跑得不如Tony快。He ______ ______ ______as ________ as Tony. 3. 比较级的修饰语： much; even; still; a lot; a little等如：这个房间比那个大一点。 The room is ______ _____ _____than that one. 这些西红柿比那些便宜的多。 These tomatoes are _____ ______than those. 珠穆朗玛峰比世界上任何的山都高。Qomolangma is________________________________________________________________.比较级和最高级是可以相互转换的：如：第（10）句可以换成Qomolangma_______________________________________或者__________________________________________________________________再如： Tom is the tallest boy in class. (两种表达方式)____________________________________________________________________________________________________________________________________________学习活动二：课本知识提前学完成课本上Section A 1a (在书上连线即可)注意观察1a里的句子，你发现了什么？1. 英语中长，宽，高的表示方法：（两种） = 1 \* GB3 ①基数词+单位词+形容词（long/wide/deep/high等） = 2 \* GB3 ②基数词+单位词+in+名词（length/width/height/depth等）练习：水有三米深。 The water is _______ _______ ________.= The water _____ _____ ______ _______ _______. 这面墙有50米高。 The wall is ______ ______ _______= The wall ______ _____ ______ _______ _______. 2. in size = have an area of (尺寸上，大小方面)如：这个岛屿的面积大约是3.15平方千米。 The island is about 3.15 _________kilometers ________ ________. 学习活动三：妙语连珠练对话任务一：Read the conversation in 2d and answer the questions. (完整句子回答)Where the guide and the two tourists in the conversation?__________________________________________________________________________How long is the Great Wall? __________________________________________________________________________Why did the ancient emperors build the wall? ___________________________________________________________________________In the guide’s opinion, are there any other man-made objects as big as the wall? ___________________________________________________________________________What is the most famous part of the Great Wall? ____________________________________________________________________________【整体建构】恭喜你完成了自主学习！现在请整理思路，梳理本部分的知识结构。（自主整理本节课重点单词短语，句型以及语法结构；必须采用思维导图形式）【小试牛刀】单选题1.- Henry's new house is about 300 square meters______size. -It's so large!A. in B. on C. at D. with2. My brother is 1.75 meters_______. A. deep B. long C. high D. tall3. -Which country has the____population in the world? -China. It's a little____than that of India.A. most; most B. biggest; bigger C. more; most D. bigger; biggest4. -______ is the Hong Kong-Zhuhai-Macao Bridge? -55 kilometers.A. How long B. How high C. How wide D. How far5. - He remembered our names ten years ago. -________!A. Oh, that's right B. Wow, that's amazing C. Well, it's OK D. Hmm, it's strange二、用括号内所给词的正确形式填空。6. Many_______(tour) go on a trip to Hainan every winter.7. What's the__________(deep) sea in the world? 8. Is this river________(wide) than that one?9. It was____________(amaze) that such a little boy won first place in the chess competition.10.It's very important for everyone__________(protect) the environment.【我的困惑】完成自主学习之后，你还存在哪些问题？请及时记录下来！