2003年10月“英语阅读(二)”串讲资料(3)
第十一单元《我们需要额外的维生素吗?》以词汇、课文段落以及课后回答问题为主,重点在练习Vocabulary和Question题。
回答问题Question:
1. Why do many people ask the question“how many of us are healthy, and what is a normal diet”?
Because there is an element of doubt in their minds about the question.
2. Find a sentence or an example from Paragraph 1 to show that most tinned, processed and dried foods are not true“junk”foods.
Most tinned, processed and dried foods contain useful amounts of fat, protein, carbohydrate, vitamins and minerals.
3. Who needs extra vitamins?
The people who do live on“junk”foods might need extra vitamins.
4. Is the effect of vitamin E known to us all? Why?
No, because this is an unexplored area in vitamin research and the only known advantages of vitamin E are confined to specialized medical cases.
5. Why do placebo pills sometimes work for some patients?
Because many of us react favourably to any kind of interest taken in out problems and derive as much benefit from that as we would from a medical drug.
第十二单元《消费者》以词汇、课文段落以及课后回答问题为主,重点在练习Vocabulary和Question题。
一、本单元划分为四个部分:
1.Consumers are important to American economy.(1——6)
2. The law of supply and demand.(7——14)
3. American consumers borrow money to spend. (15—21)。
4. The differences between American economic system and socialist countries‘economic system.(22——29)
二、回答问题Question:
1. Is there a contradiction between people‘s needs and their incomes? If there is, explain the contradiction.
Yes, there is. Their needs are almost endless, but their incomes aren‘t.
2. If the price falls below what a goods cost, what will