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1、冀教版初二英语下二单元导学案 课题 Lesson 14 People and Plants !【学习目标】1 .学习掌握本课单词，短语和重点句型。 2. 通过听录音和阅读课文培养同学们的听力和阅读理解能力和合作共学习的能力。 3高效学习，树立自信心，了解自然界。【学习重点、难点】1.定语从句的引导词2. half of和happen的用法【使用说明及学法指导】【预习案】一、知识链接： 1There are about eighty thousand different plants in the world that people can eat.世界上大约有八万种不同的人们可以食用的植物。本
2、句中的that people can eat是定语从句，修饰eighty thousand different plants,that 是关系代词，引导定语从句，可以指人，也可以指物，当定语从句所修饰的名词指人时可以用who，如：Do you know the tall man who/that is standing over there?(你认识正站在那边的那个高个子的男人吗？)2.What would happen to us if there were no plants?如果没有了植物我们会怎么样？ happen是不及物动词,意为“发生，碰巧”，常用来表示“偶然发生”。常用于下列句式
3、：happen to do sth. 碰巧做某事 sth.happen(s) to sb.某人发生了某事I happened to see him at the school gate yesterday.二、预习自测 一）.翻译下列短语：1.in many ways_2.useto do 3.be made from_4.with(反义词) _5.大约八千 _ 6.different（名词） _二） 英汉互译：1.be made of /from _ 2.在许多方面_3.一个由稻草制成的帽子_4.照顾病人_ 5.数千种植物_6.没有植物我们不能生存。_7.医生用药来帮助病人_【探究案】一、自
4、主学习:Answer the following questions .1.Which do you eat more,plants or meat?2.Can we live without plants? Why or why not?3.What do people use plants for?二、合作探究、展示点评：探究点1. There are about eighty thousand different plants in the world that people can eat. 句中that people can eat是定语从句修饰名词plants.引导定语从句的引导词
5、有that,who,which等：请理解下列句子e.g.I like the present that you gave me.e.g.This is the most interesting book that Ive ever read.e.g.Do you know the student who is wearing glasses?探究点2.But half of the worlds food xxes from only three plants: rice, corn and wheat.句中 half of +可数名词复数 +谓语动词复数； half of + 不可数名词+谓
6、语动词单数“中的一半”数与名词的数保持一致。Half ofhis money was spent on books. Half of the books here are in English.Half of the students in our class like math.all of“ 全部的 ” a quarter of “四分之一的”探究点3. Doctors use medicine to help sick people.useto do sth. “用来做”e.g.We use our feet and legs to walk.（翻译）_e.g.She uses the
7、bottle to keep water. （翻译）_sick =ill adj. “病的”.注意：sick 可作表语/定语，ill 只能作_e.g.His mother was sick/ill in bed. e.g.Please look after the sick girl.探究点4.Tables , chairs and beds are furniture. So is your desk.So+ be / 助动词/情态动词 +主语 。 表示“_。”He is a good student. So is she.三、拓展提升:单句改错:1. There are about eig
8、hty thousands plants in the world.( )_ A B C D2. Paper is made of grass. ( )_A B C D3. Half of the worlds food xxefrom rice, corn and wheat（ ）_A B C 4. The inkinyour pens xxe from plants.（ ） _A B C D5We make many medicine from plants._ B C D【训练案】一、当堂检测： 选择题( ) 1.There are many _ people in the doctor
9、s waiting room. A. illness B. illC. sicknessD .sick( )2.Half of the water in this village _not clean now.A. isB. areC. wasD. were( )3.Motherlooked _when she received the presents.A.angryB. angrily C. happy D. happily( )4.We have two rooms _. A .to live B. lived C. liveD. to live in( )5.I sing French songs well. _.A. So is he B. So he isC So does heD So he does二、课后作业1,熟读对话,背诵本课词汇. 2.完成配套练习册Lesson 14. 3.预习Lesson 15.【补充材料】当天的功课当天复习：德国心理学家艾宾浩斯的“遗忘曲线”告诉我们：人类的记忆进程是不均衡的，在记忆的开始阶段，以往会发生的很快，且以往的较多，以后会逐渐放慢。因此当天的功课当天,在理解的基础上进行记忆是英语学习最基本的方法。
