生命起源教案

1、 年 班 月 日 星期 第 节课 题 Unit 4 How Life Began On The Earth课标要求To instruct the students to know about how life began on the earth.三维目标1. To learn the scientific explanation of the origin of life;2. To learn reading skills ;3. To promote courage and confidence.教学重点To improve the students reading skills.教学难

2、点To use what they have learned to finish some difficult tasks.教学方法 Teamwork & Discussion第 1 课时教 学 设 计教 学 内 容教学过程设计课前提问或作业讲评：Revision: complete the short passage.Step I-IVFill in the blanks: One day in 2009, Brother Sharp, a beggar, was w on the p in the city of Ningbo when suddenly he was s by a

3、 netizen (网友).The netizen was curious about the beggar: His eyes were firmly s at the front. He was in r as the other beggars , but the way he wore was quite n . Later, the netizen learnt that Brother Sharp had been living a hopeless, helpless and p life for about seven years.Step I. Greetings Greet

4、 the students as usual.Step II. Revision Review the words that we have learned in unit 3 The Million Pound Bank Note.·Tasks to deal with in this class:Lead-in: Predict the text Five questions to help the students predict the text.1. Comprehending1) Finish Q1 on P 27;2) Finish Q2 on P 27;3) Rete

5、ll the text.2. Discussion: Whether life will continue on the earth for millions of years to come? 3.Summary the universe-the earth-water-plants and animals-human beings4. Appreciation Step III. Get to know the passage : 1) Skimming 2) Scanning 3) Discussion 4) Summary5) AppreciationStep. Homework课堂小

6、结 Today, we have dealt with the text. We have known the scientific explanation of the origin of life and learned some reading skills. I hope all of you can use them into practice.教学反思本课基础知识清单The development of life:1) the universe2) the earth3) water4) plants and animals 5) human beings布置作业1. Recite

7、 the last paragraph.2. Listen to the tape twice.Appreciation: What Is Life?Life is a gift- accept it.Life is a struggle-face it.Life is a song-sing it.Life is an adventure-dare it. Life is a beauty-praise it.Life is a mystery-unfold it.Life is a game-play it.Life is a puzzle-solve it.Life is an opportunity-take it. Life is a goal-achieve it.Life is a mission-fulfill it.Life is it-live it. Notes