Unit3主题和课文分析
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Unit 3 Understanding Science
Text A Public Attitudes toward Science
Background Introduction
✧An overview of the last hundred years --- the development of science
and technology
☺Physics and Astronomy
☺Technology
☺Life Science
✧Warming up Exercises: Checking Your Word Power
1) She won't listen to me. Let's see if Sue can bring her around. (劝服、说服)
2) They managed to bring off the most daring jewelry robbery in history.
(使实现、完成)
3) Why did you have to bring up the subject of money? (提出)
4) Computer technology will bring about a revolution in business administration. (引起、导
致)
1) If you're planning a trip to the museum, be sure to put aside at least an hour and a half.
(留出)
2) Sue has never been very good at putting herself across at interviews. (解释清楚、使被
理解)
3) The rescue services are still trying to put out the fires. (熄灭)
4) If you suspect that the illness might be serious you should not put off going to see the
doctor. (推迟、延期)
1) The US has threatened to cut off economic and military aid. (切断、阻断)
2) Several major hospitals are cutting back on staff at the moment. (削减、缩减)
3) The current advice to pregnant women is to cut out alcohol. (祛除、戒除)
4) Sorry to cut in on you, but there are one or two things I don't understand. (打断、插嘴)
1) She fitted into the team very well. (融入、被接纳)
2) Instead of slowing down, the population of the city is growing faster and faster. (减慢)
3) The difficulty lies in providing sufficient evidence. (在于)
4) You can do without a carpet but you've got to have somewhere to sit. (没有…也设法对付
过去)
Text Analysis
Text Organization
(This text is the first piece of expository writing Ss encounter in Book One. Exposition is the process of making a statement and then supporting it with evidence.)
Part One Paras 1-3 Main idea: Proposing Argument
To make informed decisions about change, the public need
a basic understanding of science.
Part Two Paras 4-6 Main idea: Supporting Details
What can be done to educate the public about science? Part Three Para 7 Main idea: Conclusion
With an informed public, human civilization will survive.。