大学体验英语第三册 第一单元 阅读.ppt

* Listen Talk Return to Menu Lead In Turn to p. 8, and let’s listen. Listen to the following passage about global warming and try to fill the missing words in the blanks. You will hear the passage three times. When the passage is read for the first time, you should listen carefully for its original idea. When the passage is read for the second time, you are required to fill in the blanks with the exact words you have just heard. Finally, when the passage is read for the third time, you should check what you have written. Global warming may be the most harmful environmental problem 1) _____________ have created, and the most difficult to solve. Our society is largely 2) ________ by the fossil fuels that cause global warming. Its growing consequences ― ecological disruption, floods, droughts, disease ― are convincing more and more people that we must cut down 3) ___________ pollution. Many people view global warming as a problem too large and too 4) ________ for anything they can do to 5) ________________. However, in reality, there are lots of things we can do to stop, or at least to reduce it. Plant a tree. Trees “6) ________” carbon dioxide, but only as long as they’re living. Install low-flow shower heads and faucets. You’ll use less than half the water without 7) ___________________. Buy energy-efficient electronics and appliances. Then, turn them off when they’re not in use. Reduce! Reuse! Recycle! Recycling a stack of newspapers only 8) _____________ will save a good sized tree. Mount a local 9) _________ against global warming. Educate your community about how to cut greenhouse gas pollution. Support measures at the national and local levels that increase energy efficiency, and that 10) _________ the use of clean, renewable solar and wind technology. First time 2nd time Global warming may be the most harmful environmental problem 1) _____________ have created, and the most difficult to solve. Our society is largely 2) ________ by the fossil