冀教版九年级全册英语 Unit 5 Look into Science Lesson 28 The Study of Living Things教案.doc

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1、Lesson 28The Study of Living Things一、教学整体设计【教学目标】1.能够熟记本课biologist，draw ones attention等单词、短语及结构，同时了解蝴蝶的生活习性。2.进一步正确地运用定语从句。3.通过自主、小组合作、探究的模式，了解课文大意，掌握语言知识点。4.对所学内容能主动复习并加以整理和归纳。【教学重难点】正确应用本课单词、短语及定语从句。【课前准备】录音机二、教学过程设计Step 1：Warming upWhat job do you want to do after you graduate from high school？Wh

2、at do you need to do to get that job？Would you like to be a biologist？Step 2：Presentation生物蝴蝶迁徙; 移居奇异的完全地孙子(女)；外孙(女)雌性马利筋（一种植物）化学物质令人费解的Read and recite the new words in this lesson.(跟录音朗读并记忆单词。）biology n. butterfly n.migrate v.fantastic pletely adv.grandchild n.female n. milkweed n.chemical n.puzzli

3、ng adj.Step 3：ListeningListen to the tape and fill in the blanks with the words they hear.(听录音，用听到单词的正确形式填空。）1. Dr.Chip Taylor teaches _ at a university.2. He studies one kind of North American _.3. They lay eggs on only one plan _.Step 4：Extensive reading（泛读）Read the lesson and finish the exercise.

4、（快速阅读文章，回答问题。）1. Do the females lay eggs on only one plant?_.2. What does Dr. Chip Taylor study? _.3. Here, as many as _ butterflies spend the winter.Step 4：Intensive reading（精读）Read the text again，do Exercise 1 in “Lets Do It！”Read the lesson and complete the table.（读课文完成表格。）Fantastic facts about b

5、utterfliesThe butterflies always to the same small piece of forest and the winter there. The butterflies that return to the south are the great-great grandchildren of the butterflies that left for the north.The females eggs on only one plant:milkweed. Things that Dr. Taylor worries aboutIn Mexico,pe

6、ople cut down the trees that the butterflies need to on. In the U.S. and Canada,farmers use chemicals that milkweed. Things that scientists cant understandHow do the butterflies know when to fly south?How do the great-great grandchildren of the butterflies the same forest? Step5 ：Grammar1.定义：定语从句（At

7、tributive Clause）是指在句中作定语的从句。先行词是被定语从句所修饰的词 （通常是名词或代词）。关系词，也叫作引导词，可在从句中替代先行词，在定语从句中充当一定的成分，通常是主语或宾语，作宾语时常可以省略。先行词为人时，引导词常用who或that；先行词为物时，引导词常用that或which。2.特殊情况下，由that引导的定语从句。3.巩固训练 Who is the girl _ talked to you yesterday.Look at the photos _ I took on my trip. The photo_ we liked best was taken by Zhao Min. His father is the person_ will be most unhappy.I am sure she has something _ you can borrow.Ive read all the books _ are not mine.They talked for an hour of things and persons _they remembered in the school.三、布置作业1.To grasp the contents of this lesson.2.Preview Lesson 29.