英语专业综合教程2unit8focus on global warming.pptVIP

Unit8 Pre-reading Activities - Audiovisual supplement 1 Audiovisual supplement Cultural information Watch the video and answer the following questions. 1. Where is the place in the video? 2. Is it possible that our planet will be like this in the future? Why? The earth. But not the same earth where we are living now. In the video, there are rubbish and dust everywhere. And the city may have been abandoned, because there is nobody on the street but a robot. It’s quite possible. Human beings have caused too many troubles to the Earth: air and water pollution, energy crisis, global warming, etc. Pre-reading Activities - Audiovisual supplement 2 Audiovisual supplement Cultural information Video Script1 Audiovisual supplement Cultural information Singing: Close your eyes and see it listen, Barnaby. Listen, Barnaby! Put on your Sunday clothes. There’s lots of world out there. Get out the brilliantine and dime cigars. We’re gonna find adventure in the evening air. Girls in white in a perfumed night where the lights are bright as the stars. Put on your Sunday clothes. We’re gonna ride through town in one of those new horsedrawn open cars. We’ll see the shows at Delmonico’s. And we’ll close the town in a whirl. And we won’t come home until we’ve kissed a girl ... Cultural information 1 Audiovisual supplement Cultural information Global warming is the increase in the average temperature of Earth’s near-surface air and oceans since the mid-20th century and its projected continuation. Most of the observed temperature increase since the middle of the 20th century was caused by increasing concentrations of greenhouse gases, which results from human activity such as fossil fuel burning and deforestation. Global warming Cultural information 2 Audiovisual supplement Cultural information An increase in global temperature will cause sea levels to rise and will change the amount and pattern of precipitation, probably including expansion of subtropical deserts. Warming is expected to b