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1、Unit 5 Look into ScienceLesson 28 The Study of Living Things 教材分析1. Analysis of the Students The students of Grade 9 have mastered certain vocabularies，expressions and structures. They also have the abilities of self-teaching and working in groups. Most of them are willing to express their opinions
2、in English.2. Analysis of Teaching ContentLesson 28 is the fourth lesson in Unit 5, Book 5.This unit focus on the subject Look into science, also teach the students something about science. Students cares about the subject because it is close to everyone. Lesson 28 mainly talks about the mysteries o
3、f butterflies, let students to know more biology. 来源:学优高考网gkstk 教学目标【知识目标】1. To master the word: biology, butterfly, migrating, fantastic, completely, grandchildren, female, chemical.2. To master the expressions: draw ones attention, return to, as many as, lay eggs, at a university, small piece of f
4、orest, leave for.来源:学优高考网gkstk【能力目标】Improve the students ability of speaking, listening, reading and writing. Describe some mysteries of nature.【情感目标】Know more about the nature, Create the cooperation among the students.【教学重点】To master the biology.【教学难点】To learn the adverbial clauses. 课前准备 Tape reco
5、rder, Multimedia 教学过程Step 1. Warm-upFree talk: Think about it!1. Would you like to be a biologist when you grow up? Why or why not?2. What mysteries of nature do you know about?Step 2. Presentation1. Lead in: Show the picture of butterfly.2. Explain the new words.3. Show some butterflies and ask stu
6、dents: are they beautiful? What do you know about them?4. Read the lesson by themselves.5. Explain the language points:have been doing sth.：“一直在做某事”，表示从过去某时开始的某个动作或状态一直延续到现在，而且还在进行。表示动作的延续性、重复性以及感情色彩等。draw ones attention：“吸引某人的注意力”。the phrases about attention:draw ones attention to sth. 使某人注意某事pay a
7、ttention to sth. 注意、留心give ones attention to sth. 关心catch ones attention 引起某人注意asas 像.一样否定形式：not as/so. as.eg: I do my homework as carefully as my brother does. 我做作业像我哥哥一样认真。spend: 度过，花(钱/时间)”过去式和过去分词都是spent。spend time/money(in) doing sth.花费时间/金钱做某事spend time/money on sth.在某物上花费时间/金钱spend time with
8、sb.和某人一起度过时光lay eggs : 产卵lay的过去式和过去分词都是laying.cut down: 砍伐both. and.: .和. 用于连接两个并列成分。当它做主语时，谓语动词使用复数形式。=not only. but(also). 不仅.而且.反义词组：neither. nor. 既不.也不.Step 3. Practice1. Listen and follow to the tape.2. Read the lesson and complete the table on page 72.3. Check the answers.4. Work in groups of
9、three to play a game.Task tips: Each group should prepare some pieces of paper and divide them into three columns. Student A writes a persons name in the first column, folds the paper and passes it to Student B. Student B writes a statement beginning with “who”, folds the paper and passes it to Stud
10、ent C. Student C must finish the sentence and read it out loud.来源:gkstk.ComStep 4. Consolidation1. Writing: Join the sentences to make attributive clauses.Example:We did some experiments yesterday. The experiments were fantastic.The experiments that we did yesterday were fantastic.2. Enjoy a video and to know nature more.Step5 Homework1. Listen and read.2. Finish exercises of this lesson.来源:学优高考网来源:学优高考网gkstk 教学反思略。
