《大氣環境保護》沉浸式雙語教案設計──高一地理上冊第二章第七節

3.exercises （課堂練習）

我用英文設計了幾個單項選擇題和雙項選擇題復習鞏固學生所學的教學內容，同時也通過作題，學生的英語閱讀理解能力得到了鍛煉。練習如下：

1.choose the right answer from a， b， c and d（there is only answer that is right）.

1) carbon dioxide is the main _______in the atmosphere.

　a.gas that can form acid rain
　　　b. greenhouse gas
　　　c. gas that will damage the ozonosphere
　　　d. gas that can form cloud to rain

2)deforestation will result in the increase of_______.

　a.carbon dioxide　　b. carbon oxide
　　　c.sulfur dioxide　　d. cfc

3)apart from the natural factors that damage the ozonosphere， the human being’s break-down of ozone mainly refers to _______.

　a.the release of carbon oxide　　b. the release of carbon dioxide
　　　c.the release of cfc　　　　　　 d. the release of nitrogen oxide

4)in the atmosphere， ozonosphere lies in the ______.

　a.troposphere　　b. stratosphere　　c. mesosphere　　d. hydrosphere

5)the acid rain in china is mainly sulfated acid rain because _____.

　a.we burn wood for main energy
　　　b.we burn coal for main energy
　　　c.we have power station propelled by fire
　　　d.our power station propelled by water

2.choose the two right answers from a， b， c and d.

1)the artificial reasons for the increase of carbon dioxide in the atmosphere are _____.

　a.burning of fossil fuels
　　　b.construction of power station
　　　c.deforestation
　　　d.the sea is polluted

2)the direct reasons for global warming to raise the sea level are ______.

　a.there will be more rivers
　　　b.more rainfall and less evaporation
　　　c.ocean water expand due to the increase of temperature
　　　d.melted polar ice makes the sea level rise

3)the damage of the ozonosphere result in _______.

　a.more people will have skin cancer
　　　b.rainstorms in the whole world
　　　c.global drought
　　　d.damage of the ecologic environment and agriculture

4)the gases that will form acid rain are _______.

　a.carbon dioxide　　b. sulfur dioxide
　　　c.nitrogen oxide　　d. carbon oxide

5)the affects that acid rain result in are _______.

　a.acidify the soil
　　　b.more people get skin cancer
　　　c.acidify water in the rivers and cause fish to die
　　　d. decay in buildings and culture relics

4.homework (課后練習)

answer the following questions according to the text:

part 1 global warming:

6)what are the main problems of atmospheric environment today?

______________________________________________________________________________

7)is the global warming only due to natural reasons?