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高中英语人教版 (2019)选择性必修 第四册Unit 3 Sea Exploration公开课ppt课件
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这是一份高中英语人教版 (2019)选择性必修 第四册Unit 3 Sea Exploration公开课ppt课件，共19页。PPT课件主要包含了Argument，Evidence，Para 1，Para 23，Para 4，Pollution，Mining，argument，evidence，辩论性议论文等内容，欢迎下载使用。
predict ptential disasters
discver new species
detect energy resurces
plastic waste
What are the advantages and disadvantages f sea explratin?
Skim the tw texts and answer the questins .
1. What is the text type f the tw texts? A. Narratin (记叙文). B. Expsitin (说明文). C. Practical writing (应用文). D. Argumentatin (议论文). 2. What are the three parts in argumentative essay? argument论点 evidence论据 restatement重申
Skim Text 1 and divide it int three parts.
Restatement
Sea explratin caused prblems
Overfishing
Less explratin & mre prtectin
Check the arguments分论点 and evidence论据 in text 1.
1. Explratin causes pllutin. ∙ Deepwater Hrizn il spill ∙ Plastic pllutin
2. Mining fr resurces is damaging. ∙ It hurts the Arctic. ∙ Burning fssil fuels adds t climate change.
3. Overfishing is an issue. ∙ Whales and dlphins are hunted. ∙ Banned, but sme cuntries still ding it.
We must explre the ceans.
Scientific research
Resurce management
The survival f mankind
manage the balance between sea prtectin and ecnmic needs
Skim Text 2 and divide it int three parts.
Check the arguments分论点 and evidence论据 in text 2.
1. Sea explratin is imprtant fr ur future. ∙ Scientific research ships can help address imprtant issues like climate change.
2. Understanding mre abut the sea will als us manage its resurces better. ∙ New medicines, fd resurces and energy. ∙ Predict events such as earthquakes.
3. We need new resurces fr future develpment. ∙ Vast amunts f resurces may be under the sea and ice.
一般包括四段：第一段——说明辩论的主题；第二段——表明正方的观点及其理由；第三段——表明反方的观点及其理由；第四段——陈述自己的观点。(有时也可以分为三段：第一段说明辩论的主题；第二段表明正方和反方的观点及理由；第三段表明作者自己的观点。)
介绍讨论的主题(开头句)：1.We had a discussin abut whether it is necessary ’ve had a survey ’m writing t tell yu abut a discussin we have had abut...过渡句：1.Opinins are divided n this are mainly divided int tw peple，hwever，have different pinins/think quite differently n this matter.
介绍正方观点：1.45% f the students hld the view ne thing， anther thing，% f the students are fr the idea.介绍反方观点：On the cntrary/Hwever/As the ld saying ges，each cin has tw sides.Nearly half f the students think ne hand， the ther hand，...
假设你是李华，最近你班就“人类是否应该进行海洋探索”进行了讨论。请根据讨论结果，写一封80词左右的信给某英文报社的编辑来报道此事。
注意：开头和结尾已给出，不计入总词数。
1.执行_________2.支持________________3.也，又，还________4.反对_________________5.导致______6.造成生态系统破坏_________________________
in favur f/be fr
be against/bject t
cause ecsystem destructin
1.海洋探索使人们有可能发现新的药物。Sea explratin new medicines.2.海洋探索也使人们有可能发现新的食物和能源。 Sea explratin new surces f fd and energy.3.海洋探索可能会导致海洋污染。Sea explratin might marine pllutin.4.海洋污染最终导致海洋生物死亡。Marine pllutin finally .
has made it pssible fr peple t discver
has als made it pssible fr peple t discver
leads the cean creatures t death
5.海洋探索可能有助于增进我们对地球上生命的了解。Sea explratin might help .6.科技进步了。 7.我们可能有更多的选择来管理这种平衡。We may this balance.
imprve ur understanding f the life n the earth
Technlgy imprves.
have mre ptins fr managing
1.请把第1、2句话按下面括号内的提示词合成一句话。(1)Sea explratin has made it pssible fr peple t discver .(nt als...)(2)Sea explratin has made it pssible fr peple t discver new medicines .(as well as)2.请把第3、4句话按下面括号内的提示合成一句话。Sea explratin might bring abut marine pllutin， .(which引导非限制性定语从句)3.请把第6、7句话用主从复合句合成一句话。 ，we may have mre ptins fr managing this balance.
nt nly new surces f fd and energy but als new medicines
as well as new surces f fd and energy
which finally leads the
cean creatures t death
As technlgy imprves
参考范文Dear Editr， Recently ur class has had a discussin abut
whether sea explratin
shuld be carried ut.
Sme f the students are in favur f sea explratin.They say sea explratin has made it pssible fr peple t discver new medicines as well as new surces f fd and energy.Others are against it.Althugh sea explratin might help imprve ur understanding f the life n the earth，it might bring abut marine pllutin，which finally leads the cean creatures t death.It als might cause ecsystem destructin.
Yurs，Li Hua
Persnally，sea explratin shuld be balanced with ecnmic needs.Hpefully，as technlgy imprves，we may have mre ptins fr managing this balance.
predict ptential disasters
discver new species
detect energy resurces
plastic waste
What are the advantages and disadvantages f sea explratin?
Skim the tw texts and answer the questins .
1. What is the text type f the tw texts? A. Narratin (记叙文). B. Expsitin (说明文). C. Practical writing (应用文). D. Argumentatin (议论文). 2. What are the three parts in argumentative essay? argument论点 evidence论据 restatement重申
Skim Text 1 and divide it int three parts.
Restatement
Sea explratin caused prblems
Overfishing
Less explratin & mre prtectin
Check the arguments分论点 and evidence论据 in text 1.
1. Explratin causes pllutin. ∙ Deepwater Hrizn il spill ∙ Plastic pllutin
2. Mining fr resurces is damaging. ∙ It hurts the Arctic. ∙ Burning fssil fuels adds t climate change.
3. Overfishing is an issue. ∙ Whales and dlphins are hunted. ∙ Banned, but sme cuntries still ding it.
We must explre the ceans.
Scientific research
Resurce management
The survival f mankind
manage the balance between sea prtectin and ecnmic needs
Skim Text 2 and divide it int three parts.
Check the arguments分论点 and evidence论据 in text 2.
1. Sea explratin is imprtant fr ur future. ∙ Scientific research ships can help address imprtant issues like climate change.
2. Understanding mre abut the sea will als us manage its resurces better. ∙ New medicines, fd resurces and energy. ∙ Predict events such as earthquakes.
3. We need new resurces fr future develpment. ∙ Vast amunts f resurces may be under the sea and ice.
一般包括四段：第一段——说明辩论的主题；第二段——表明正方的观点及其理由；第三段——表明反方的观点及其理由；第四段——陈述自己的观点。(有时也可以分为三段：第一段说明辩论的主题；第二段表明正方和反方的观点及理由；第三段表明作者自己的观点。)
介绍讨论的主题(开头句)：1.We had a discussin abut whether it is necessary ’ve had a survey ’m writing t tell yu abut a discussin we have had abut...过渡句：1.Opinins are divided n this are mainly divided int tw peple，hwever，have different pinins/think quite differently n this matter.
介绍正方观点：1.45% f the students hld the view ne thing， anther thing，% f the students are fr the idea.介绍反方观点：On the cntrary/Hwever/As the ld saying ges，each cin has tw sides.Nearly half f the students think ne hand， the ther hand，...
假设你是李华，最近你班就“人类是否应该进行海洋探索”进行了讨论。请根据讨论结果，写一封80词左右的信给某英文报社的编辑来报道此事。
注意：开头和结尾已给出，不计入总词数。
1.执行_________2.支持________________3.也，又，还________4.反对_________________5.导致______6.造成生态系统破坏_________________________
in favur f/be fr
be against/bject t
cause ecsystem destructin
1.海洋探索使人们有可能发现新的药物。Sea explratin new medicines.2.海洋探索也使人们有可能发现新的食物和能源。 Sea explratin new surces f fd and energy.3.海洋探索可能会导致海洋污染。Sea explratin might marine pllutin.4.海洋污染最终导致海洋生物死亡。Marine pllutin finally .
has made it pssible fr peple t discver
has als made it pssible fr peple t discver
leads the cean creatures t death
5.海洋探索可能有助于增进我们对地球上生命的了解。Sea explratin might help .6.科技进步了。 7.我们可能有更多的选择来管理这种平衡。We may this balance.
imprve ur understanding f the life n the earth
Technlgy imprves.
have mre ptins fr managing
1.请把第1、2句话按下面括号内的提示词合成一句话。(1)Sea explratin has made it pssible fr peple t discver .(nt als...)(2)Sea explratin has made it pssible fr peple t discver new medicines .(as well as)2.请把第3、4句话按下面括号内的提示合成一句话。Sea explratin might bring abut marine pllutin， .(which引导非限制性定语从句)3.请把第6、7句话用主从复合句合成一句话。 ，we may have mre ptins fr managing this balance.
nt nly new surces f fd and energy but als new medicines
as well as new surces f fd and energy
which finally leads the
cean creatures t death
As technlgy imprves
参考范文Dear Editr， Recently ur class has had a discussin abut
whether sea explratin
shuld be carried ut.
Sme f the students are in favur f sea explratin.They say sea explratin has made it pssible fr peple t discver new medicines as well as new surces f fd and energy.Others are against it.Althugh sea explratin might help imprve ur understanding f the life n the earth，it might bring abut marine pllutin，which finally leads the cean creatures t death.It als might cause ecsystem destructin.
Yurs，Li Hua
Persnally，sea explratin shuld be balanced with ecnmic needs.Hpefully，as technlgy imprves，we may have mre ptins fr managing this balance.
