Unit2 Words and expressions （ppt课件）-2022新人教版（2019）《高中英语》必修第二册.pptx

1、Wildlife Protection Words and Expressions plain Little mountain stream is dashing down to the plain.Example sentences：New wordsmake out（勉强）辨认出，看出，听出；弄清；理解；明白New phrasesa herd ofa herd of 一群（牛、鹿、象等）New phrasesobserve观察（到）；注视；遵守(法律、习俗等)；庆祝(节日)observe sb.doing/done.sth.正在做某事/注意某物被 Qi Baishi observed th

2、e world of nature very carefully,and his paintings are special because of this.齐白石对自然界观察得非常仔细，他的画因此而别具特色。Anyone who comes here must observe the rules.任何来这里的人必须遵守规定。Could you tell me how you usually observe Thanksgiving Day in your country?你能告诉我在你们国家如何庆祝感恩节吗？remind remind sb.of sb./sth.In case I forg

3、et,please remind me about it.New words P103Example sentences：链接写作链接写作句式升级句式升级(普通表达普通表达)We put up a boardIt reminded them to protect the tree(高级表达高级表达)We put up a board,_ _(定语从句定语从句)fur n.毛（皮）；毛皮毛（皮）；毛皮衣服衣服 shoot （shot shot）vt.&vi.射杀；射伤；射杀；射伤；发射发射 make profits“盈利”A non-profit organization 非营利性组织 watc

4、h overday and night It was my duty to watch over the children.照看那些孩子是我的.保护保护；照管；监督；照管；监督日日夜夜，夜以继日日日夜夜，夜以继日effect效果effective 无效的 ineffective 非法的 无限的 粗心的 threat threaten 类似 strengthen lengthen He said army officers had threatened to destroy the town.Earthquakes are a constant threat in Japan.New words

5、谓语+主语倒装标志+助动词/情态动词/系动词完全倒装部分倒装+主语+谓语In came the headmaster.Nothing do I care in my life.threat n.something that is a source of dangerthreatenvt.pose a threat to;present a danger toExample sentences：He said army officers had threatened to destroy the town.Earthquakes are a constant threat in Japan.Ne

6、w wordsbe struck by 被所侵袭;被所触动But be careful,you might be struck by her beauty.Example sentences：New phrasesSkimming and Thinking Skim the text and summarize what the text is about.The _ was an endangered animal,but because of human action to _ it,its numbers are now _ and it has been _ from the enda

7、ngered species list.Tibetan antelopeprotectrecoveringremovedremovedrecoveringprotectTibetan antelopePara.2:The _ of our camping.The _ of the Tibetan antelopes.The _ for Tibetan antelopes.My guide,Zhaxi,working for _ the wildlife.Para.1:Para.3:Para.4:bad times Fast readingbad times protectingsituatio

8、npurposemeasuresachievementsourselvesa long way purposeprotectingsituationWhats the main idea of each paragraph?The _ taken to protect the antelopes.The _ weve made and we also have _ to go.Protecting wildlife is saving _.Para.5:Para.6:Para.7:Fast readingbad times protectingsituationpurposemeasuresa

9、chievementsourselvesa long way achievementsourselvesa long way measuresWhats the main idea of each paragraph?1.Why did the writer visit Tibet?(the purpose)Careful ReadingTo observe Tibetan antelopes.Find the answers on the text and mark them.2.What happened to the Tibetan antelope in the 1980s and 1

10、990s?Careful ReadingThe population dropped by more than 50%.Hunters were shooting antelopes to make profits.New roads and railways were built.Their habitats become smaller.result inFind the answers on the text and mark them.3.What did people do to help protect the Tibetan antelope?(the measures)Care

11、ful ReadingThe Chinese government Zhaxi and other volunteers Bridges and gates were added to Find the answers on the text and mark them.4.What does“national protection”mean?Can you list some examples?Careful Reading(Para.5)Step 1 Find the phrase in the text Step 2 Find the main idea in context.Find

12、the answers on the text and mark them.Main idea of this paragraph:The measures taken to protect the antelopes.“national protection”Careful Readingnationn.国家；民族；国民国家；民族；国民national adj.国家的；国民的；民国家的；国民的；民族的；国立的族的；国立的(adjective)(noun)Step 3 Analyze part of speechprotectvt.保护，防卫；警戒保护，防卫；警戒protectionn.保护；

13、防卫；护照保护；防卫；护照Find the answers on the text and mark them.4.What does“national protection”mean?Can you list some examples?Careful Reading国家级保护国家级保护National first/second/third class protected animals and plants:South China Tiger,blue whale,golden snub-nosed monkeys,Chinese yew,and 5.How does the writer

14、 feel about modern life?How do you know?(Para.7)Our modern life goes against nature.“We must change the way we live if we really want to protect wildlife and the planet.”Careful ReadingFind the answers on the text and mark them.Literal meaning(L)OR implied(I)?I The Tibetan antelope lives high above

15、sea level.(This is implied by“The air is thin”)_When they first saw the antelopes,they were very far away._We should not buy goods made from endangered animals._Human activities are threatening animals and plants._The Tibetan antelope is not an endangered species now.After ReadingLI(“make out”)(“Hun

16、ters were shooting to make profit”)(“the threats have not yet disappeared”)(“was removed”)LIImportant wordsattackn.an aggressive and violent action against a person or place.vi.&vt.take aggressive action against(a place or enemy forces)with weapons or armed force.Example sentences：In an attack on a

17、police station,one police officer and an attacker were killed.He bundled the old lady into her hallway and brutally attacked her.Important wordsexistvi.If something exists,it is present in the world as a real thing.Example sentences：He thought that if he couldnt see something,it didnt exist.We canno

18、t exist without air,food and water.Important wordsharmonyn.The harmony of something is the way in which its parts are combined into a pleasant arrangement.If people are living in harmony with each other,they are living together peacefully rather than fighting or arguing.Example sentences：This is why

19、 were hereto observe Tibetan antelopes.u This is why+表示结果的句子u This is because+表示原因的句子Predicative clause 表语从句Example sentences：He didnt go to school.Thats because he was ill.He was ill.Thats why he didnt go to school.Difficult sentencesWatching them move slowly across the green grass,Im struck by the

20、ir beauty.分析：本句为现在分词短语作状语，表示与主句主语之间存在主动关系。Example sentences：Hearing the news,they all jumped with joy.Speaking in the public,he will surely be very cheerful.Difficult sentencesExercisehunterillegallyreserveattackexistplainharmonythreatHerds of elephants used to live on the _ of Africa and in the for

21、ests of Asia.But today,they face a serious _from _.These large animals are being killed _for their body parts that are considered valuable.In order to save them,some countries havecreated _ where they can live in peace and safety.However,the _ on them will continue as long as interest in buying elep

22、hant products _.To achieve _ between humans and animals,the world must protect these beautiful creatures.hunterillegallyreserveattackexistplainharmonythreat Learn about elephants and completing the passage.SummaryWhatWhyHowUnderline the sentences on the text,and complete the following questions in g

23、roups.l Tibetan antelopes are graceful animals.l Hunters were shooting them to make profits.l Their habitats were getting smaller.l The Chinese government placed it under national protection.l Bridges and gates were added to let them move easily and safely.l Volunteers watched over them day and nigh

24、t.l They live on the plains of Tibet,Xinjing,and Qinghai.l They have valuable fur.(1)Why_(3)_(4)_(5)_(6)_(7)_(8)_(2)What WhatWhatWhyHowHowHowSummaryWhatWhyHowProtecting the Tibetan antelopesl Tibetan antelopes are graceful animals.(Para.1)l Hunters were shooting them to make profits.(Para.4)l Their

25、habitats were getting smaller.(Para.4)l The Chinese government placed it under national protection.(Para.5)l Bridges and gates were added to let them move easily and safely.(Para.5)l Volunteers watched over them day and night.(Para.5)l They live on the plains of Tibet,Xinjing,and Qinghai.(Para.2)l They have valuable fur.(Para.2)HomeworkCollect information about one kind of endangered animals and write a passage.n Which class of national protected animals do they belong to?n Why are they endangered?n What do they need?n How to protect them?n