Unit4《Globalwarming》Listening课件（新人教版选修6）.ppt

Listening ;Using Language;2. 90% of our energy comes from fossil fuels. 3. We can replace fossil fuels with cleaner sources of energy. 4. Neclear power is a good source of energy.; (L = Li Bin K = Keeling) Li Bin, a university student, is interviewing Professor Keeling on the local student radio station about the use of fossil fuels and other sources of energy.;FOSSIL FUELS AND OTHER FORMS OF ENERGY;Part 1 L: Professor Keeling, Ive read that we must stop using _____ _____ if we want to reduce the amount of carbon dioxide in the _____. K: Yes, thats right, Li Bin. However it’s difficult. Our ________ industrial societies depend on the energy we get from fossil fuels. Its a very _______ and concentrated form of energy. ;L: Is it true that about ______ of the worlds energy comes from fossil fuels? K: Yes, thats correct. And there’s enough to last for ________. L: Could we replace fossil fuels with _______ sources of energy like sun or wind _______? K: Im afraid not. We just can’t produce enough. You need _____ areas of land to produce enough wind _______. ; The technology we have at present cannot ________ enough sun energy. L: So what about _______ power? That doesn’t produce carbon dioxide. K: True, but it’s very ___________. Remember the accident at Chernobyl. People are still ______ of the radiation that was produced by that _________! ;Part 1 L: Professor Keeling, Ive read that we must stop using _____ _____ if we want to reduce the amount of carbon dioxide in the _____. K: Yes, thats right, Li Bin. However it’s difficult. Our ________ industrial societies depend on the energy we get from fossil fuels. Its a very _______ and concentrated form of energy. ;L: Is it true that about ______ of the worlds energy comes from fossil fuels? K: Yes, thats correct. And there’s e