高中英语人教版 (2019)选择性必修 第三册Unit 3 Environmental Protection课文ppt课件

速读教材P26－27课文，完成下列任务

Ⅰ.阅读判断

判断下列句子提供的信息是正确，还是错误，还是没有提及。

1．The experts who found the bear body said that the bear appeared to have starved and died.

A．Right. B．Wrong.　 C．Not mentioned.

2．The “natural” greenhouse effect is the main reason for the global warming.

A．Right. B．Wrong. C．Not mentioned.

3．The heat from the sun enters the atmosphere at longer wave lengths.

A．Right. B．Wrong. C．Not mentioned.

4．There is clear evidence that global warming has led to extreme weather and natural disasters.

A．Right. B．Wrong. C．Not mentioned.

5．It is the government's duty to prevent global warming.

A．Right. B．Wrong. C．Not mentioned.

[答案]　1—5　ABBAB

Ⅱ.补全信息

选择正确选项填入空白处，补全所给句子提供的信息。

1．In 2013，a lot of people were shocked by a news photo of a dead polar bear ________．

2．Experts claimed ________ meant the bear could not hunt seals as before.

3．The “natural” greenhouse effect refers to the fact ________ and warms Earth's surface as short­wave radiation.

4．There is strong and comprehensive evidence ________ and natural disasters worldwide.

5．Climate scientists have warned ________，this warming trend will probably continue and there will be a higher price to pay.

[答案]　1—5　CADEB

Ⅲ.表格填空

细读教材P26－27课文，完成下列任务

Ⅰ.主旨匹配

1．Para. 1 A．The causes of global warming.

2．Para. 2 B．The result of global warming.

3．Para. 3 C．We have known about global warming.

4．Para. 4 D．Suggestions.

5．Para. 5 E．The dead polar bear.

[答案]　1—5 CEABD

Ⅱ.单项选择

1．From the second paragraph we can learn that ________．

A．all the polar bears have died of starvation

B．the expert knows nothing about the polar bear

C．the polar bear couldn't find enough food because of climate change

D．the polar bear liked travelling long distances

2．According to the passage，________ help(s) Earth sustain life.

A．the“natural”greenhouse effect

B．the“man­made”greenhouse effect

C．the carbon dioxide released into the atmosphere

D．greenhouse gases produced by people

3．Which of the following statements is TRUE according to the passage?

A．According to climate scientists，the warming trend will stop.

B．Extreme weather results from the rise in temperature.

C．People should burn more fossil fuels.

D．It is the government's responsibility to reduce greenhouse gas emissions.

4．We can learn from the passage that ________．

A．it doesn't matter whether we pay attention to global warming or not

B．heat from the sun keeps Earth habitable

C．the rise in temperature doesn't affect people's life

D．the rise in temperature only affects some animals

5．What does the passage mainly tell us?

A．Some polar bears died of starvation.

B．What the greenhouse effect is.

C．How the polar bears find food.

D．Global warming has caused some disasters and we must pay attention to it.

[答案]　1－5　CABBD

Ⅲ.概要写作微技能

概要写作微技能——给出建议

A．阅读课文中含有给出建议的语句。

1．Governments need to consider making policies and taking appropriate actions and measures to reduce greenhouse gas emissions.

2．We as individuals can also reduce our “carbon footprint” by restricting the amount of carbon dioxide our lifestyles produce.

3．It is our responsibility to seize every opportunity to educate everyone about global warming...

B．判断下列语句哪个不是给出建议的语句。

1．We have known about climate change for decades.

2．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.

3．Continued greenhouse gas emissions will result in further warming and long­lasting changes to the global climate.

[答案]　1、3