(共37张PPT)
Period 2 Build up your vocabulary
选择性必修三
人教版（2019）
Unit 3 Environmental protection
Task1
v:to send out programmes on television or radio
The concert will__________
(broadcast) live tomorrow evening.
be broadcast
broadcast
Think of a word that best fits each definition.Then fill in the blanks with the correct form of the word.
Think of a word that best fits each definition.Then fill in the blanks with the correct form of the word.
Task 1
____ adj:including all, or almost all, the items, details, facts, information, etc., that may be concerned
comprehensive
The Rough Guide to Nepal is _______ comprehensive guide to the region.
a
Think of a word that best fits each definition.Then fill in the blanks with the correct form of the word.
Task 1
n:the relation of plants and living creatures to each other and to their environment; the study of this
ecology
Development has been guided by a concern for ___ ecology of the area.
the
Think of a word that best fits each definition.Then fill in the blanks with the correct form of the word.
Task 1
v:to suffer or die because you do not have enough food to eat; to make sb suffer or die in this way
starve
The animals were left _________(starve) to death.
to starve
Think of a word that best fits each definition.Then fill in the blanks with the correct form of the word.
Task 1
v:to be quick to make use of a chance, an opportunity, etc.
seize
Parents should actively urge their children ________
(seize)the opportunity to join sports teams.
to seize
Think of a word that best fits each definition.Then fill in the blanks with the correct form of the word.
Task 1
v:to let sb/sth come out of a place where they have been kept or trapped
release
Becoming your own person _________(release) your creativity.
releases
Think of a word that best fits each definition.Then fill in the blanks with the correct form of the word.
Task 1
v:to limit the size, amount or range of sth
restrict
Having small children tends _________(restrict) your freedom.
to restrict
Think of a word that best fits each definition.Then fill in the blanks with the correct form of the word.
Task 1
v:to provide enough of what sb/sth needs in order to live or exist
sustain
The love and support of his family _________(sustain) him during his time in prison.
sustained
Think of a word that best fits each definition.Then fill in the blanks with the correct form of the word.
Task 1
n:a general direction in which a situation is changing or developing
trend
The book provides valuable information on recent ________(trend).
trends
broadcast,comprehensive,ecology,starve,seize
Read the text and find out the sentences of the following words
Task 2
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 showed how the increase in temperature had an impact on Earth’s ecology.
3.There is strong and comprehensive evidence that the rise in temperature has led to an increase in extreme weather and natural diseasters worldwide...
4.In fact, news reports are frequently broadcast about extreme rainstorms and heatwaves causing deaths and economic losses.
5.It is our responsibility to seize every opportunity to educate everyone about global warming...
broadcast,comprehensive,ecology,starve,seize
Read the sentences and give the meanig of the red words.
Task 2
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.
挨饿
2.This alarming case showed how the increase in temperature had an impact on Earth’s ecology.
3.There is strong and comprehensive evidence that the rise in temperature has led to an increase in extreme weather and natural diseasters worldwide...
4.In fact, news reports are frequently broadcast about extreme rainstorms and heatwaves causing deaths and economic losses.
5.It is our responsibility to seize every opportunity to educate everyone about global warming...
生态
全面的
广播
抓住
broadcast,comprehensive,ecology,starve,seize
Complete the sentences with the correct forms of the words in the box.
Task 3
1.The Amazon basin, known as the"lungs 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 experts link China's 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 environment.
ecology
starved
comprehensive
broadcast
seize
broadcast,comprehensive,ecology,starve,seize
Use the key phrases to make up some sentences.
Task 4
1.The Amazon basin, known as the"lungs 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 experts link China's 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 environment.
ecology
starved
comprehensive
broadcast
seize
Use the key words and make up some sentences.
Task 5
provide ...for...
The soup kitchen provides free food for homeless people in the community.
starve to death
During the 1950s, thousands of seabirds starved to death due
to the severe marine oil pollution in North Atlantic Ocean.
the comprehensive reform
That far-reaching comprehensive reform of the English educational system has influenced a generation of students whose listening and speaking skills were greatly improved.
Read the passage and mark the words that contain “habit”.
Task 5
This famous athlete says that the secret to his success is seizing the initiative in the competition and never losing heart when facing challenges.
seize the invitation
make broadcast
As a fan of history, she thought that the media should make more broadcasts that spread awareness of heritage conservation.
policy release fuel restrict sustain trend
Complete the passage with the correct forms of the words in the box.
Task 6
Carbon dioxide is_________through human activities such as destroying forests and burning fossil___________as well as natural processes such as volcanic eruptions. The measurements 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 harmonious relationship between man and nature build a_____________energy system, and advocate a moderate, green, and low-carbon lifestyle.
released
fuel
trend
policies
sustainable
restrict
1.How is carbon dioxide released
2.What is China doing to address the climate change
Read the passage and answer the following questions.
Task 7
Carbon dioxide is released through human activities such as destroying forests and burning fossil fuel as well as natural processes such as volcanic eruptions.
China is implementing significant policies and measures to address climate change, aiming to restrict coal consumption, promote a harmonious relationship between man and nature, build a sustainable energy system, and advocate a moderate, green, and low-carbon lifestyle.
Use an English-English dictionary to find the meaning of each word or phrase in Activity 3.
Task 8
to make something happen
cause
be responsible for
lead to
result in
to make sth happen, especially sth bad or unpleasant
having the job or duty of doing sth or taking care of sb/sth, so that you may be blamed if sth goes wrong
cause to happen, occur or exist
to have sth as a result
to make sth happen
bring
about
contribute to、
give rise to导致
result from
导致
由...导致
account for
对......负责
Create sentences of your own using each of word or phrase.
Task 9
1.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 must 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.
cause;be responsible for;bring about ;lead to;reult in
Task 10
-able -ate
-ion -ism
-ive -ment
-ous
List as many words as you can that use the suffixes below.
Task 10
Show time
-able:
habitable, sustainable, renewable
-ate:
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
Task 10
Show time
-ism:
tourism, environmentalism
-ive:
comprehensive, sensitive, negative, expensive
-ment:
environment, measurement, government, treatment, development
-ous: harmonious, autonomous, ambitious
【词义】
vi & vt. 改革；(使)改正；改造n. 变革；改良
【例句】
Many experts link China's economic success to 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
reform
[r f rm]
language points
【例句】
They’ve 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 welcomed by students.教学方法的改革受到了学生们的热烈欢迎。
【语法填空】
①Phone meetings get cancelled or ___________ (reform) and camera phones intrude (侵入) on people’s privacy.
②He who will reform __________ (he) must first reform society.
③We also need to actively advance the reform _____ the political system.
答案
（1）reformed (2)himself (3)in
[r f rm]
reform
language points
【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
harmonious
[hɑ r mo ni s]
language points
【热点归纳】
out of harmony不协调
harmony among〔between〕……之间的协调，……之间的融洽
harmony with 与……协调，与……适应
【语法填空】
①His ideas were no longer in harmony _______ ours.
②After dealing with the art, they have a common sense of ___________ (harmony) music.
答案：with;harmonious
harmonious
[hɑ r mo ni s]
language points
【教材原句】
Thousands of baby penguins starved to death because the changing climate forced their parents to leave them 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。
in search of
寻找；搜寻
language points
【热点归纳】
in one’s search for 寻找
search for＝look 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
【完成句子】
①The police __________ the house______
(正在搜查……找) more evidence.
②They removed the stones and bricks __________(寻找) some survivors in the earthquake.
答案：are searching, in search of/to search for
in search of
寻找；搜寻
language points
Practice
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
basin
penguin
reform
reformation
reformer
Practice
写出单词或将词组补充完整
4．__________ vt. 经历(变化、不快等) →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
undergo
underwent
harmonious
harmony
moderate
undergone
moderately
Practice
写出单词或将词组补充完整
7．_________ vi. & vt. 提交；呈递；屈服
→_____________ n. 投降；提交(物)；服从
8．in search _____寻找；搜寻
9．as well _____和；也
10．be responsible ______对……负责
11．bring ________引起
submit
submission
of
as
for
about
Practice
1．Millions will face _____________ (starve) next year as a result of the drought.
2．You can be released _______ prison early for good behaviour.
3．He broadcast the secret _____ the whole school.
4．Speed is restricted _____ 30 mph in towns.
5．He seized Mary by ______ arm when she wanted to leave.
6．The computer had made a great impact _____ modern life.
单句语法填空
starvation
the
on
from
to
to
Practice
7．The president spoke at the business meeting for nearly an hour without ____________ (refer) to his notes.
8．Scientists have obtained more evidence _______ plastic is finding its way into the human body.
9．The rainy weather lasted for a couple of days，thus __________ (ruin) our plan for a picnic.
10．Not only you but also he _____ (be) responsible for it.
单句语法填空
referring
ruining
is
that
1.Review the words and phrases of this period.
2.Do the exercises of your workbook.
谢谢
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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 sections. 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 implemented 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, discriminate 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 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 the 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 plants 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). 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, 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 book provides valuable information on recent ________(trend).Answers:1.broadcast; be broadcast 2.comprehensive;aecology;the 4. seize; to seize 5.release;releases 6.restrict;to restrict 7.sustain;sustained 8.trend;trends9.trend;trends Fill in the blanks in individual . To review some important words of this period.
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 showed how the increase in temperature had an impact on Earth’s 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 heatwaves 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.Answers:ecology;starved;comprehensive;broadcast;seize Task 4 Use the key phrases to make up some sentences.﹡provides ... for...﹡ starved to death﹡comprehensive reform﹡make broadcasts ﹡spread awareness﹡ seizing the initiativeTask5 Use the key words and make up some sentences.Answers:1.The soup kitchen provides 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 listening 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 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 measurements 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 harmonious 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 address 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 coal 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 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 must 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: 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: 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 China's economic success to 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】They’ve 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 welcomed by students.教学方法的改革受到了学生们的热烈欢迎。【语法填空】①Phone meetings get cancelled or ___________ (reform) and camera phones intrude (侵入) on people’s privacy.②He who will reform __________ (he) must first reform society.③We also need to actively advance the reform _____ the political system.答案（1）reformed (2)himself (3)in 2.harmonious【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 among〔between〕……之间的协调，……之间的融洽harmony with 与……协调，与……适应【语法填空】①His ideas were no longer in harmony _______ ours.②After 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 them 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 one’s search for 寻找search for＝look 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【完成句子】①The police __________ the house______ (正在搜查……找) more evidence.②They 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8．in search _____寻找；搜寻9．as well _____和；也10．be responsible ______对……负责11．bring ________引起Answers:1.basin 2.penguin 3.reform;reformation;reformer 4.undergo;underwent;undergone 5.harmonious;harmony 6.moderate;moderately 7.submit;submission8.of 9.as 10.for 11.about单句语法填空1．Millions will face _____________ (starve) next year as a result of the drought.2．You can be released _______ prison early for good behaviour.3．He broadcast the secret _____ the whole school.4．Speed is restricted _____ 30 mph in towns.5．He seized Mary by ______ arm when she wanted to leave.6．The computer had made a great impact _____ modern life.7．The president spoke at the business meeting for nearly an hour without ____________ (refer) to his notes.8．Scientists have obtained more evidence _______ plastic is finding its way into the human body.9．The rainy weather lasted for a couple of days，thus __________ (ruin) our plan for a picnic.10．Not 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 sentences.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 give more sentences .The teacher guides the students to complete plete the exercises independently.The teacher guides students to understand the usages of key words in this period.The students do then by plete the exercises by themselves. To prepare for vocabulary use.To guide students' 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.
课堂小结 Summary:Guess the words and fill in the plete the exercises step by pare similar words and phrases and use them . Individualwork.Pair work.Asking and answering. To build up their vocabulary.
板书 Conclusion:Words:-able -ate-ion -ism-ive -ment-ousLanguage points:reformharmoniousin search of
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