人教版高中英语挖掘文本深度学习--选修三-UNIT-3-(学生版).docx

2019人教版高中英语
基于词、法、句 挖掘文本深度学习
选择性必修三
Unit 3

挖掘文本
深度学习
Deep Learning

Unit 3 Environmental Protection

Reading and Thinking：
CLimate Change Requires The World’s Attention

第一遍：词汇短语过关斩将
CLimate Change Requires the World’s Attention
We have known about climate change for decades. There is little doubt that Earth is getting warmer and warmer (see the g____2____（图表）. A warming ocean and atmosphere along with m____3____（使融化） ice and rising sea levels provide evidence of a dramatic change in the global climate.

In 2013, a lot of people were shocked by a news photo of a dead polar bear that was found on Norway’s Arctic island of Svalbard. According to the scientists who found its dead body, all that remained of the polar bear was “skin and bones” . An expert who has studied polar bears for many years said that from the position of its dead body, the bear appeared to have s____4____(使挨饿) and died. Experts claimed that low sea-ice levels caused by climate change meant the bear could not hunt s____5____ （海豹）as before, so it had to travel greater distances in order to find food. This alarming case showed how the increase in temperature had an impact on Earth’s e____6___生态).

Then what is causing the increase in the global average surface temperature? Climate scientists often mention a key climate process called the “greenhouse effect”, which has two common meanings: the “natural” greenhouse effect and the “man-made” greenhouse effect. The “natural”greenhouse effect refers to the fact that heat from the sun enters the atmosphere and warms Earth’s surface as short-wave radiation. The heat is
r ____7____(排放；释放)back into space at longer wave lengths. Greenhouse gases in the atmosphere, such as m____8____（甲烷） and c____9____ d____10____（二氧化碳）, trap some of the heat, keeping Earth’s climate warm and h____11____（适合居住的. Without this process, Earth could not s____12____（维持；遭受） life. However, the “man-made” greenhouse effect has now become a big problem. When people produce huge amounts of extra greenhouse gases by burning f____13____（化石） f____14____（燃料）, more heat energy is trapped in the atmosphere and causes Earth’s surface temperature to rise quickly.

There is strong and c____15____（全部的；详尽的） evidence that the rise in temperature has led to an increase in extreme weather and natural disasters w____16____（世界各地地）, not only causing serious damage, but also costing human lives. Climate scientists have warned that if we do not take appropriate actions, this warming t____17____（趋势）will probably continue and there will be a higher price to pay. In fact, news reports are f____18____（频繁的） b____19____（广播） about extreme rainstorms and heatwaves causing deaths and economic losses.

Continued greenhouse gas emissions will result in further warming and long-lasting changes to the global climate. This requires the attention of people all over the world. Governments need to consider making p____20____（政策） and taking appropriate actions and measures to reduce greenhouse gas emissions. We as individuals can also reduce our “carbon f____21____（足迹；面积）” by r____22____（限制） the amount of carbon dioxide our lifestyles produce. It is our responsibility to s____23____（抓住） every opportunity to educate everyone about global warming, along with its causes and impacts, because this is the most serious issue affecting all of us on this planet. So what will you do to help?
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23_

第二遍：基础语法披荆斩棘
CLimate Change Requires the World’s Attention

We have known about climate change for____1____ (decade). There is little doubt that Earth is getting warmer and warmer (see the graph). A warming ocean and atmosphere along with ____2____(melt) ice and rising sea levels provide evidence of a ____3____(drama)change in the ____4____(global) climate.

In 2013, a lot of people were ____5____(shock) by a news photo of a dead polar bear that was found on Norway’s Arctic island of Svalbard. According to the scientists ____6____ found its dead body, all that remained of the polar bear was “skin and bones” . An expert who has studied polar bears for many years said that from the position of its ____7____(die) body, the bear appeared to have starved and died. Experts claimed that low sea-ice levels ____8____(cause) by climate change meant the bear could not hunt seals as before, so it had to travel greater distances in order to find food. This alarming case showed how the increase in temperature had an impact ____9____ Earth’s ecology.

Then what is causing the increase in the global average surface temperature? Climate scientists often mention a key climate process called the “greenhouse effect”, ____10____ has two common meanings: the “natural” greenhouse effect and the “man-made” greenhouse effect. The “natural”greenhouse effect refers to the fact ____11____ heat from the sun enters the atmosphere and warms Earth’s surface as short-wave radiation. The heat is ____12____(release) back into space at longer wave ____13____(long). Greenhouse gases in the atmosphere, such as methane and carbon dioxide, trap some of the heat, keeping Earth’s climate warm and habitable. Without this process, Earth could not sustain life. However, the “man-made greenhouse effect has now become a big problem. When people produce huge amounts of extra greenhouse gases by____14____(burn) fossil fuels, more heat energy is trapped in the atmosphere and causes Earth’s surface temperature to rise____15____(quick).

There is strong and comprehensive evidence that the rise in temperature has led to an increase in extreme weather and____16____(nature) disasters worldwide, not only causing serious damage, but also ____17___(cost) human lives. Climate scientists have warned that if we do not take appropriate actions, this warming trend will probably continue and there will be a ____18____(high)price to pay. In fact, news reports are ____19____（frequent）broadcast about extreme rainstorms and heatwaves ____20____（cause）deaths and economic losses.

Continued greenhouse gas emissions will result ____21____ further warming and long-lasting changes to the global climate. This requires the attention of people all over the world. Governments need to consider ____22____（make）policies and taking appropriate actions and measures ____23___（reduce）greenhouse gas emissions. We as individuals can also reduce our “carbon footprint” by restricting the amount of carbon dioxide our lifestyles produce. It is our responsibility ____24____（seize） every opportunity to educate everyone about global warming, along with its causes and impacts, because this is the most serious issue ____25____（affect）all of us on this planet. So ____26____ will you do to help?

1.______________
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第三遍：基础句法精益求精

CLimate Change Requires the World’s Attention
We have known about climate change for decades.1.____________________________________________
_______________________________(毫无疑问，地球是在变得越来越暖(见表)). A warming ocean and atmosphere along with melting ice and rising sea levels provide evidence of a dramatic change in the global climate.

In 2013, a lot of people were shocked by a news photo of a dead polar bear that was found on Norway’s Arctic island of Svalbard.2. _______________________________________________________________
_______________________________.(根据发现北极熊尸体的科学家的说法，北极熊只剩下“皮肤和骨头”。)An expert who has studied polar bears for many years said that from the position of its dead body, 3. ___________________________________________________.（北极熊似乎饿死了）Experts claimed that low sea-ice levels caused by climate change meant the bear could not hunt seals as before, so it had to travel greater distances in order to find food. 4. ______________________________________________________
_______________________________. （这个令人震惊的案例表明，温度升高如何影响地球的生态。）

Then what is causing the increase in the global average surface temperature? 5. _______________________
___________________________________________________________，（气候科学家经常提到一个称为“温室效应”的重要气候过程, ）which has two common meanings: the “natural” greenhouse effect and the “man-made” greenhouse effect. 6. ___________________________________________________________（“自然”温室效应是指太阳的热量进入大气层，）and warms Earth’s surface as short-wave radiation. The heat is released back into space at longer wave lengths. Greenhouse gases in the atmosphere, such as methane and carbon dioxide, trap some of the heat, keeping Earth’s climate warm and habitable. 7. ____________________________________________________________________________.（没有这个过程，地球将无法维持生命。） However, the “man-made” greenhouse effect has now become a big problem. When people produce huge amounts of extra greenhouse gases by burning fossil fuels, 8. ______________________________________________________________________________________. (更多的热量被困在大气层中，从而引起地球表面温度迅速上升 。)

There is strong and comprehensive evidence that the rise in temperature has led to an increase in extreme weather and natural disasters worldwide,9. __________________________________________________
（不仅造成了严重的破坏，而且还造成了人员伤亡。）Climate scientists have warned that if we do not take appropriate actions, this warming trend will probably continue and there will be a higher price to pay. 10. _________________________________________________________
______________________________________________________________.（事实上，新闻报道经常播出极端暴雨和热浪造成死亡和经济损失。）

Continued greenhouse gas emissions will result in further warming and long-lasting changes to the global climate. This requires the attention of people all over the world. 11.
(政府需要考虑制定政策，采取适当的行动和措施以少温室气体排放。We as individuals can also reduce our “carbon footprint” by restricting the amount of carbon dioxide our lifestyles produce. 12.
(抓住每一个机会，对所有人进行全球变暖及其成因和影响的教育，这是我们的责任,) 13. _______________________
.(因为这是影响我们地球上所有人最严重的问题。)because this is the most serious issue affecting all of us on this planet. So what will you do to help?

Using Language ：
Reducing Water Pollution in the LI River

第一遍：词汇短语过关斩将

Reducing Water Pollution in the LI River
The beautiful Li River and its amazing s ____1____（周围的）scenery is one of the most well- known tourist d ____2____（目的地）in China’s Guangxi Zhuang Autonomous Region. It attracts millions of d ____3____（国内的） and foreign visitors each year. However, its r____4____（名誉） as a top destination has had n____5____（消极的） effects on the river’s water quality. This report looks at the problem of water pollution and some actions that have been taken to deal with it.
Previously, water quality in the Li River had suffered greatly from an increasing v____6____（量；体积）of tourists, many of whom frequently threw g____7____（垃圾） into the river. Many tour boats contributed to the problem too. Kitchens on board were using lots of oil, which was often thrown into the water. The growth in tourism also meant the local population rose rapidly, as well as the number of c____8____（商业的） and industrial e____9____（企业）. Water p____11____（污染） levels increased, with more household and commercial waste ending up in the river. In order to feed more people, more c____12____（化学制品） were used to increase crop production. These chemicals led to severe water quality issues, causing a d____13____（减少） in the number of fish species. Local officials were concerned that the pollution was damaging the natural environment and felt that urgent steps should be taken to r____14____（使恢复） the river’s o____15____（最初的） beauty.
A comprehensive initiative was started, with a number of measures that addressed the issues. The construction of waste water treatment facilities improved the water quality and water c____16___保护）. The collection and transport of household waste was also improved. D____17____（一打；十二个） of polluting enterprises were closed or moved. The local government set up strict r____18____（规章制度） regarding further industrial development. New rules were also introduced regarding tour boat routes and garbage d____19____（清除）methods. Furthermore, the local authorities began to use the media to spread environmental a____20____（意识） and encourage greater use of clean energy. At the same time, they started to carry out i____21____（检查）regularly and f____22____（对…..处以罚款）tourist organisations for abuses. With these measures, it is believed that the beauty of the Li River will be preserved for generations to come.
In addition, the ambitious“Water Ten Plan” is also now tackling water pollution across the country. Other initiatives, such as the “River Chief System”, hold senior officials responsible for reducing water pollution. With such c____23____（运动；战役） in effect, China’s w____24____（水道；航道） are heading towards a clean and sustainable future.
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第二遍：基础语法披荆斩棘

Reducing Water Pollution in the LI River
The beautiful Li River and its amazing ____1____（surround）scenery is one of the most well- known tourist destinations in China’s Guangxi Zhuang Autonomous Region. It attracts millions ____2____ domestic and foreign visitors each year. ____3____, its reputation as a top destination has had negative effects ____4____the river’s water quality. This report looks at the problem of water pollution and some actions that have been ____5____（take） to deal with it.
____6____（previous）, water quality in the Li River had suffered ____7____（great） from an increasing vol