大学体验英语3Lead-in答案1

大学体验英语3Lead-in答案1

一）Global warming may be the most harmful environmental problem 1）. human beings have created,and the most difficult to solve. Our society is largely 2）powered by the fossil fuels that cause global warming. Its growing consequences ―ecological disruption, floods, drought, disease ―are convincing more and more people that we must cut down 3.）greenhouse pollution.

Many people view global warming as a problem too large and too 4）. far away for anything they can do to 5.）make a difference. However, in reality, there are lots of things we can do to stop, or at least to reduce it.☆Plant a tree. Trees "6 ）breathe in. " 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.）decreasing performance ☆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.）four inches high will save a good-sized tree.

☆Mount a local 9. ）campaign 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）encourage. the use of clean, renewable solar and wind technology.

三）Let me now share my six business success 'secrets' with you:

4 There must be a willingness to take risks. You should not risk more than you can afford to lose, but you can't afford not to take certain business risks.

3 Keeping a tight control on expenses - while

at the same time not being 'penny wise and pound foolish,' is a wise business practice.

6 The businessperson should always look for ways to improve their goods and services, as well as ways to increase efficiency and expand their marketing reach.

2 Everything is marketing. Marketing is the key to letting the world know about your products and services. There have been many products that had great sales potential, but failed due to poor marketing.

1 Provide more and better products and services, to larger numbers of people, at less cost.

5 An entrepreneur must deliver good quality products and services and stand behind one's work. Related to that is good customer service.

I've just revealed a handful of universal

principles of business success. If you apply them, they can contribute toward your own business success, as well.

四）The news that a sheep in Scotland has been successfully cloned (1) got me wondering . What good would it be to clone humans? What would I do with a clone of myself? Then (2) it hit me that I could have my clone go into work for me while I went out hiking, biking, skiing, etc.! I really could be in two places at once.

But wait a minute. If that's what I would do with my clone, how do I know that I'm not a clone myself? What if the (3) original me had himself cloned and sent the clone (that is, me) in to do his work for him? This explains a lot:

—all those mysterious checks I find in my (4) bank statement every month (with my signature) but don't remember writing,