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1、 北师大版模块8-Unit-22-Lesson-3-Natural-Disasters 的教案 2 Unit 22 Lesson 3 Natural Disasters 崇世界 I.Teaching Aims 1.To practise reading strategies to complete texts with sentence gaps.2.To practise using the vocabulary of natural disasters.3.To do exercises about the text.4.To talk about disasters and aid.II
2、.Teaching Important Points and Difficult Points 1.Some students may have problems with the pronunciation of the vocabulary.2.How to read the text and grasp the main idea of it.3.To help the students improve their ability to express English and to be creative.III.Teaching Methods 1.Multimedia compute
3、r assisted instruction 2.Communicative teaching method 3.Student-centered teaching method 4.Activity-based teaching methods(Question-and-answer;Free discussion;individual work,pair work,group work)IV.Teaching Aids Multi-media computer,the blackboard V.Teaching Procedures Step 1 Greeting Greet the wh
4、ole class as usual.Step 2 Warm up Show them some pictures of the disasters.Look at the following pictures and point out what kind of disasters they are?Are they caused by people?Are they made worse by people?3 4 5 Step 7.Discussion Work in pairs.Discuss these questions:1.What natural disaster has ha
5、ppened in the last year?2.What were the results of the disaster?3.What do you think governments can do to help prevent natural disasters?3.What can we do to improve the environment and help victims of natural disasters?Step 8.Homework ask students to do the exercise5 and 6 as homework.2nd Period Tea
6、ching objectives In this lesson,we will:1.Learn and practise vocabulary about natural disasters，esp collocations.Reasons:(paragraph 3)(5)_in the developing 6 2.Practise identifying nouns and verbs.Step 1 Guessing the new vocabulary 1.Nature is turning on us turn on sb.:attack 攻击,变得与敌对 e.g.The dog tu
7、rned on me and bit me in the leg.Erlang turned on Lisa,who,he thought,had deceived him.2.A number of nations have already been in armed conflict over water.(L8,Para 1)armed conflict over water/land 因水/土地而引起的武装冲突 3.The tsunami killed 132,000 Indonesians and another 100,000 people of other nationaliti
8、es.This catastrophe is still very fresh in the minds of people 7 worldwide who have not get over their separation from loved ones lost in the tsunami.(L7,Para 2)catastrophe-a great,often sudden disaster 4.had to flee as they thought it was about to erupt.flee-to run away,as from trouble or danger St
9、ep 2.Learn Collocations 1.reduced rainfall 减少了的降雨量 2.irrigation canals 灌溉渠道 3.be in armed conflict over water 因水而引起的武装冲突 4.volcanic eruption 火山爆发 5.be a threat to sb/sth 对构成威胁 6.recover from a tsunami 从海啸（的灾难）中恢复过来 8 7.be fresh in the minds of people 在人们的心目中记忆犹新 8.get over their separation from love
10、d ones lost in the tsunami 从与海啸中丧失亲人的打击中恢复过来 9.construct shabby homes 搭建破烂的房屋 10.slip and slide downhill in the landslides 在山体滑坡时滑下山坡 11.howling winds with speeds of 300 km/h 每小时 300 公里（咆哮）的大风 12.live within the range of a volcanic eruptions 生活在火山喷发的范围内 13.occur at random times 不定时发生 14.to some degr
11、ee 在某种程度上 15.The earthquake claimed 1.6 million lives.地震夺取了 160 万人的生命。16.Dust rolled across the skies.灰尘席 9 卷天空。17.It reduced temperatures by 6C.它使天气降低 6 摄氏度。Step 3:Output Task:Tell a natural disaster to your foreign English teacher with the help of the given collocations.Topic 1:The 5.12 Wenchuan E
12、arthquake Topic 2:The 1998 Flood in South China Topic 3:An imaginary disaster in 20XX Step 4 Vocabulary learning strategy-enlarge your vocabulary via learning homograph 10 eg flood n 洪水 v 淹没,使泛滥 （L1)fire n 火 v 开除 （L2)arm n 胳膊 v 武装 （L8)water n 水 v 浇水 （L9)-Can you find more just in the passage?Practis
13、e Ex5:Decide if the underlined words in the sentences below are nouns or verbs.Then write down their Chinese meanings.Ex 6:Complete the sentences with the correct forms of the words above 11 Homework 1.Write a short passage about a natural disaster.5-8 sentences will be enough.2.P56 EX 13 Ex 4,5 are more challenging.