题目内容
12．（36）D If you are growing tomatoes in your backyard for sale you are producing for the market．You might sell some to your neighbor and some to the local manager of the supermarket．But in either case，you are producing for the market．（37）G If people stop buying tomatoes，you will stop producing them．If you take care of a sick person to earn money，you are producing for the market．If your father is a steel worker or a truck driver or a doctor or a grocer，he is producing goods or service for the market．
（38）C You may spend money in stores，supermarkets，gas stations and restaurants．Still you are buying from the market．When the local grocer hires you to drive the delivery truck，he is buying your labor in the labor market．
（39）A But for each person or business that is making and selling something，it is very concrete．If nobody buys your tomatoes，it won't be long before you get the message．（40）FIt is telling you that you are using energies and resources in doing something the market doesn't want you to do．
A．The market may be something abstract．
B．The sellers are always smarter than buyers．
C．When you spend your income，you are buying things from the market．
D．The market is a concept．
E．One has to make his ends meet when shopping．
F．The market is telling you something．
G．Your efforts are being directed by the market．
分析 本文属于说明文阅读，作者通过这篇文章向我们介绍了我们可以在自己家中后院种植西红柿出售．
解答 36．D 细节理解题，根据后文"If you are growing tomatoes in your backyard for sale you are producing for the market．"可知，文章用种西红柿做例子，讲述市场的概念．故选D项．
37．G 细节理解题，根据上文"you are producing for the market．"可知，你在为市场生产；根据下文"If people stop buying tomatoes，you will stop producing them．"可知，如果人们不买你的西红柿，你就会停止种植．所以本句应填：你的努力受市场的指导．故选G项．
38．C 细节理解题，根据下文"You may spend money in stores，supermarkets，gas stations and restaurants．Still you are buying from the market．"可知，无论你是在商店、超市、加气站还是饭店花钱，你仍然是从市场买东西．故选C项．
39．A 细节理解题，根据下文"But for each person or business that is making and selling something，it is very concrete．"可知，对于每一个从市场买或卖东西的人或企业来说，市场非常具体．其中concrete（具体的）和A项中的abstract相对应，故选A项．
40．F 细节理解题，根据下文中"It is telling you that you are using energies and resources in doing something the market doesn't want you to do．"可知，它正告诉你你把精力和资源用在市场不想让你做的方面．故选F项．
点评 考查学生的细节理解和推理判断能力．做细节理解题时一定要找到文章中的原句，和题干进行比较，再做出正确选择．在做推理判断题时不要以个人的主观想象代替文章的事实，要根据文章事实进行合乎逻辑的推理判断．
