生命起源 教案 Unit 4How Life Began On The Earth

1、 年 班 月 日 星期 第 節(jié)課 題 Unit 4 How Life Began On The Earth課標(biāo)要求To instruct the students to know about how life began on the earth.三維目標(biāo)1. To learn the scientific explanation of the origin of life;2. To learn reading skills ;3. To promote courage and confidence.教學(xué)重點(diǎn)To improve the students reading skills.教學(xué)難

2、點(diǎn)To use what they have learned to finish some difficult tasks.教學(xué)方法 Teamwork & Discussion第 1 課時(shí)教 學(xué) 設(shè) 計(jì)教 學(xué) 內(nèi) 容教學(xué)過程設(shè)計(jì)課前提問或作業(yè)講評(píng)：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 net

3、izen (網(wǎng)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 the

4、 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) Retell the tex

5、t.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課堂小結(jié) Today, w

6、e 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.教學(xué)反思本課基礎(chǔ)知識(shí)清單The development of life:1) the universe2) the earth3) water4) plants and animals 5) human beings布置作業(yè)1. Recite the last

7、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 i