大学体验英语第三册一单元leadin

2nd time
Second time • Global Plant a warming tree. Trees “6) be ________ ” carbon dioxide, but only may the most har living. have created, and the most difficult to problem 1) they _____________ • Install low-flow shower heads and faucets. You’ll use less solve. Our society is largely 2) ________ by the fossil fuels that than half the water without 7) ___________________. cause global warming. Its electronics growing consequences ― ecological • Buy energy-efficient and appliances. Then, disruption, droughts, ― are convincing more and turn them floods, off when they’re disease not in use. • Reduce! Recycle! Recycling a stack ofpollution. newspapers more people Reuse! that we must cut down 3) ___________ only 8) _____________ will save a good sized tree. people view 9) global warming against as a problem too warming. large and • Many Mount a local _________ global too 4) ________ for anything they can do to ________________. Educate your community about how to5) cut greenhouse gas pollution. measures atof the national and levels However, inSupport reality, there are lots things we can dolocal to stop, or that increase energy efficiency, and that 10) _________ the at least to reduce it. use of clean, renewable solar and wind technology.
Many people view global warming as a problem too large and far away for anything they can do to 5) ________________. make a difference too 4) ________ However, in reality, there are lots of things we can do to stop, or at least to reduce it.
Check up
Global warming may be the most harmful environmental problem 1) human _____________ beings have created, and the most difficult to powered by the fossil fuels that solve. Our society is largely 2) ________ cause global warming. Its growing consequences ― ecological disruption, floods, droughts, disease ― are convincing more and greenhouse pollution. more people that we must cut down 3) ___________
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Lead In
Listen & Talk
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.
3rd time
Third time • Global Plant a warming tree. Trees “6) be ________ ” carbon dioxide, but only may the most harmful environmental as long as ’re living. have created, and the most difficult to problem 1) they _____________ • Install low-flow shower heads and faucets. You’ll use less solve. Our society is largely 2) ________ by the fossil fuels that than half the water without 7) ___________________. cause global warming. Its electronics growing consequences ― ecological • Buy energy-efficient and appliances. Then, disruption, droughts, ― are convincing more and turn them floods, off when they’re disease not in use. • Reduce! Recycle! Recycling a stack ofpollution. newspapers more people Reuse! that we must cut down 3) ___________ only 8) _____________ will save a good sized tree. people view 9) global warming against as a problem too warming. large and • Many Mount a local _________ global too 4) ________ for anything they can do to ________________. Educate your community about how to5) cut greenhouse gas pollution. measures atof the national and levels However, inSupport reality, there are lots things we can dolocal to stop, or that increase energy efficiency, and that 10) _________ the at least to reduce it. use of clean, renewable solar and wind technology.
Turn to p. 8, and let’s listen.
First time • Global Plant a warming tree. Trees “6) be ________ ” carbon dioxide, but only may the most harmful environmental as long as ’re living. have created, and the most difficult to problem 1) they _____________ • Install low-flow shower heads and faucets. You’ll use less solve. Our society is largely 2) ________ by the fossil fuels that than half the water without 7) ___________________. cause global warming. Its electronics growing consequences ― ecological • Buy energy-efficient and appliances. Then, disruption, droughts, ― are convincing more and turn them floods, off when they’re disease not in use. • Reduce! Recycle! Recycling a stack ofpollution. newspapers more people Reuse! that we must cut down 3) ___________ only 8) _____________ will save a good sized tree. people view 9) global warming against as a problem too warming. large and • Many Mount a local _________ global too 4) ________ for anything they can do to ________________. Educate your community about how to5) cut greenhouse gas pollution. measures atof the national and levels However, inSupport reality, there are lots things we can dolocal to stop, or that increase energy efficiency, and that 10) _________ the at least to reduce it. use of clean, renewable solar and wind technology.