人教高中英语Unit 3Period 2 Build up your vocabulary教案.doc

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1、新人教版（2019）英语选修性必修三Unit 3 Environmental protection Period 2 Build up your vocabulary教学设计课题 Period 2 Build up your vocabulary单元Unit3Environmental protection学科English年级SeniorGrade 2教材分析The activities in this section focus on the vocabulary design of key curriculum standards in Reading and Thinking sect

2、ions. Activity 1 provides five separate sentences and asks students to choose the lesson mark word in the box and fill in the blanks with the appropriate form. Activity 2 is text filling. The paper introduces the two major sources of carbon dioxide emissions and the policies and measures being imple

3、mented by the Chinese government. Activity 3 focus on the accumulation, discrimination and use of synonymous words.教学目标与核心素养Knowledge objectives: To review and learn words:broadcast, policy, restrict, seize, basin, reform, harmonious, submit.Skill objectives: Let the students learn to accumulate, di

4、scriminate and use the same semantic words, build a vocabulary network, enrich the vocabulary base. Emotional objectives: To understand and appreciate the role and significance of individuals in environmental protection. Thinking quality objectives: To be able to identify environmental problems and

5、express them in relevant vocabulary.重点How to tell the similar words and use them correctly.难点How to further study and expand the subject vocabulary network.教学过程教学环节教师活动学生活动设计意图导入新课Lead in(PPT1-10)Task 1 Think of a word that best fits each definition.Then fill in the blanks with the correct form of t

6、he word.1). v:to send out programs on television or radioThe concert will_(broadcast) live tomorrow evening.2). adj:including all, or almost all, the items, details, facts, information, etc., that may be concernedThe Rough Guide to Nepal is _ comprehensive guide to the region.3). n:the relation of p

7、lants and living creatures to each other and to their environment; the study of thisDevelopment has been guided by a concern for _ ecology of the area. 4). v:to suffer or die because you do not have enough food to eat; to make sb suffer or die in this wayThe animals were left _(starve) to death.5).

8、v:to be quick to make use of a chance, an opportunity, etc.Parents should actively urge their children _(seize)the opportunity to join sports teams.6). v:to let sb/sth come out of a place where they have been kept or trappedBecoming your own person _(release) your creativity.7). v:to limit the size,

9、 amount or range of sthHaving small children tends _(restrict) your freedom.8). v:to provide enough of what sb/sth needs in order to live or existThe love and support of his family _(sustain) him during his time in prison.9). n:a general direction in which a situation is changing or developingThe bo

10、ok provides valuable information on recent _(trend).Answers:1.broadcast; be broadcast prehensive;a3. ecology;the 4. seize; to seize 5.release;releases 6.restrict;to restrict 7.sustain;sustained 8.trend;trends9.trend;trendsFill in the blanks in individual .To review some important words of this perio

11、d.讲授新课(PPT11-23)Task 2 Read the text and find out the sentences of the following wordsbroadcast,comprehensive,ecology,starve,seize 1.An expert who has studied polar bears for many years said that from the position of its dead body,the bear appeared to have starved and died.2.This alarming case showe

12、d how the increase in temperature had an impact on Earths ecology.3.There is strong and comprehensive evidence that the rise in temperature has led to an increase in extreme weather and natural disasters worldwide.4.In fact, news reports are frequently broadcast about extreme rainstorms and heatwave

13、s causing deaths and economic losses.5.It is our responsibility to seize every opportunity to educate everyone about global warming.Read the sentences and give the meaning of the red words.Answers:挨饿；生态；全面的；广播；抓住Task 3 Complete the sentences with the correct forms of the words in the box.1.The Amazo

14、n basin, known as thelungs of the world, not only provides some_balance for the planet, but also food and resources for the local natives. 2. Thousands of baby penguins _to death because the changing climate forced their parents to leave them and travel long distances in search of food. 3. Many expe

15、rts link Chinas economic success to the_reform that China has undergone since 1978.4. The speaker said the media should make more_that spread awareness of climate crisis and possible solutions. 5.To deal with climate change, we must_the initiative to do whatever is the necessary to protect our envir

16、onment.Answers:ecology;starved;comprehensive;broadcast;seize Task 4 Use the key phrases to make up some sentences.provides . for. starved to deathcomprehensive reformmake broadcasts spread awareness seizing the initiativeTask5 Use the key words and make up some sentences.Answers:1.The soup kitchen p

17、rovides free food for homeless people in the community.2.During the 1950s, thousands of seabirds starved to death due to the severe marine oil pollution in North Atlantic Ocean.3.That far-reaching comprehensive reform of the English educational system has influenced a generation of students whose li

18、stening and speaking skills were greatly improved.4.As a fan of history, she thought that the media should make more broadcasts that spread awareness of heritage conservation.5.This famous athlete says that the secret to his success is seizing the initiative in the competition and never losing heart

19、 when facing challenges.Task 6. Complete the passage with the correct forms of the words in the box.policy release fuel restrict sustain trendCarbon dioxide is_through human activities such as destroying forests and burning fossil_as well as natural processes such as volcanic eruptions. The measurem

20、ents by climate experts show a rising_of carbon dioxide emissions. If this continues, our planet will face further environmental disasters.In response to this environmental issue, China is implementing significant_and measures to address climate change, aiming to_coal consumption, promote a harmonio

21、us relationship between man and nature build a_energy system, and advocate a moderate, green, and low-carbon lifestyle.Answers:released, fuel, trend, policies;restrict;sustainable Task 7.Read the passage and answer the following questions.1.How is carbon dioxide released?2.What is China doing to add

22、ress the climate change?Answers:1.Carbon dioxide is released through human activities such as destroying forests and burning fossil fuel as well as natural processes such as volcanic eruptions.2. China is implementing significant policies and measures to address climate change, aiming to restrict co

23、al consumption, promote a harmonious relationship between man and nature, build a sustainable energy system, and advocate a moderate, green, and low-carbon lifestyle.Task 8 Use an English-English dictionary to find the meaning of each word or phrase in Activity 3.Task 9 Create sentences of your own

24、using each of word or phrase.cause;be responsible for;bring about ;lead to;result in1.Most scientists believe climate change is caused by burning fossil fuels.2.Every person should be responsible for their own waste when they are out and about.3.It may seem hard to bring about real change, but we mu

25、st not give up hope.4.Smoking can lead to serious diseases such as cancer.5.Charging customers for plastic bags has resulted in a 70% drop in their usage.Task 10 List as many words as you can that use the suffixes below.-able -ate-ion -ism-ive -ment-ous-able: habitable, sustainable, renewable -ate:

26、appropriate, moderate, corporate -ion: radiation, emission, attention, eruption, consumption, extinction, position, expression, combination, pollution, reputation, action, population, production, construction, collection, regulation, conservation, inspection, organisation, generation, addition-ism:

27、tourism, environmentalism -ive: comprehensive, sensitive, negative, expensive-ment: environment, measurement, government, treatment, development-ous: harmonious, autonomous, ambitious(PPT24-28)Languages points1.reform【词义】 vi & vt. 改革；(使)改正；改造n. 变革；改良【例句】 Many experts link Chinas economic success to

28、the comprehensive reform that China has undergone since 1978.许多专家将中国经济的成功与中国自1978年以来进行的全面改革联系在一起。【热点归纳】reform oneself改过自新reformation n. 革新；改善reformer n. 改革家；改革运动者；改良者【例句】Theyve reformed the education system to fit in with the new situation.他们改革了教育制度，以适应新的形势。The reform in teaching methods is warmly w

29、elcomed by students.教学方法的改革受到了学生们的热烈欢迎。【语法填空】Phone meetings get cancelled or _ (reform) and camera phones intrude (侵入) on peoples privacy.He who will reform _ (he) must first reform society.We also need to actively advance the reform _ the political system.答案（1）reformed (2)himself (3)in 2.harmonious

30、【教材原句】.promote a harmonious relationship between man and nature.促进人与自然的和谐关系【例句】The sky and the sea make a harmonious picture.天空和大海构成了一幅和谐的画面。Relations with our neighbors are very harmonious at the moment.我们目前同邻居们的关系十分和谐。【热点归纳】harmony n. 协调；和睦；融洽in harmony 协调一致out of harmony不协调harmony amongbetween之间的

31、协调，之间的融洽harmony with 与协调，与适应【语法填空】His ideas were no longer in harmony _ ours.After dealing with the art, they have a common sense of _ (harmony) music.答案：with;harmonious3.in search of寻找；搜寻【教材原句】Thousands of baby penguins starved to death because the changing climate forced their parents to leave the

32、m and travel long distances in search of food. 成千上万只小企鹅饿死，因为气候变化迫使它们的父母离开它们，长途跋涉寻找食物。【例句】I looked everywhere in search of my glasses.我到处找我的眼镜。He went to the south in search of a better job.他去南方寻找更好的工作。【热点归纳】in ones search for 寻找search forlook for 寻找(某人/某物)search for 为了找到而搜查search sth. /sb. 搜查某物/搜身【完

33、成句子】The police _ the house_ (正在搜查找) more evidence.They removed the stones and bricks _(寻找) some survivors in the earthquake.答案：are searching, in search of/to search forPractice （PPT29-31）写出单词或将词组补充完整1_ n. 流域；盆地；盆2_ n. 企鹅3_ vi. & vt. 改革；(使)改正；改造n. 改革；变革；改良 _ n. 革新；改善 _ n. 改革家；改革运动者；改良者4_ vt. 经历(变化、不快

34、等) 过去式_过去分词 _5_ adj. 和谐的_ n. 协调；和睦；融洽6_ adj. 适度的；中等的；温和的vi. & vt. 缓和；使适中_ adv. 适度地；中庸地；有节制地7_ vi. & vt. 提交；呈递；屈服 _ n. 投降；提交(物)；服从8in search _寻找；搜寻9as well _和；也10be responsible _对负责11bring _引起Answers:1.basin2.penguin3.reform;reformation;reformer4.undergo;underwent;undergone5.harmonious;harmony6.moder

35、ate;moderately7.submit;submission8.of 9.as 10.for 11.about单句语法填空1Millions will face _ (starve) next year as a result of the drought.2You can be released _ prison early for good behaviour.3He broadcast the secret _ the whole school.4Speed is restricted _ 30 mph in towns.5He seized Mary by _ arm when

36、she wanted to leave.6The computer had made a great impact _ modern life.7The president spoke at the business meeting for nearly an hour without _ (refer) to his notes.8Scientists have obtained more evidence _ plastic is finding its way into the human body.9The rainy weather lasted for a couple of da

37、ys，thus _ (ruin) our plan for a picnic.10Not only you but also he _ (be) responsible for it.Answers:starvation, from, to, to,the, on,referring,that,ruining,isHomework:1.Review the words and phrases of this period.2.Do the exercises of the workbook. Ask students to read the text and find out the sent

38、ences.Let the students to fill in the blanks. Make up sentences and discuss with your partner. Then check their answers.Use the words to complete the passage and reading the passage by themselves.Discuss the questions in pairs.Ask the students to look up them in the dictionary.Ask the students to gi

39、ve more sentences .The teacher guides the students to complete it.Complete the exercises independently.The teacher guides students to understand the usages of key words in this period.The students do then by themselves.Complete the exercises by themselves.To prepare for vocabulary use.To guide stude

40、nts to pay attention to the context.To recognize the important phrases .Let the students learn to use the phrases correctly.To guide the students to give the correct forms of each word.To guide students to focus on the meaning of the short passage and be aware of environment problem.Help students to tell the differences of similar words.To train their ability to use the words correctly.To broaden their vocabulary.To practice using the words.To pay attention to important points.Build up more vocabulary effectively.To deepen their understanding of new words and phrases.