the seller do?
The seller will be discouraged production, perhaps be driven the high-cost producers out of business or force them to make something else.
3. Give one example to show that price is the guide-post in a free-market economy.
Farmers periodically plant less wheat or raise fewer cattle if the prices for those commodities give too little return for the cost involved.
4. How can you make a wise use of debt?
If I can meet the schedule of payments for loans or credit cards, I will use debt to buy the things I want most now, rather than wait to accumulate the full purchase price.
5. Why can doctors in American earn a lot of money?
Because society places a monetary value on various professions and skills based on the law of supply and demand. Doctors must study long years to develop special skills and therefore, they are in short supply.
第十三单元《妇女与烟草》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、本单元划分为二个部分:
1.Women‘s health is seriously affected by smoking. general(1——3),specific(4—6)
2. Things can be done to halt and reverse smoking among women.(7——15)
二、回答问题Question:
1. What is the author‘s prediction of tobacco industry in the year 2025?
The global death toll from tobacco by the year 2025 may increase to eight million deaths per year.
2. Why has the scale of smoking received surprisingly little attention?
Because smoking is still seen by many as mainly male problem, perhaps because men were the first to take up the habit and therefore the first to suffer the ill-effects.
3. What are the main problems smoking has caused?
Smoking causes 1) the&nbs