帮忙做道英语题目

The price system in the United States is very complex.It is composed of the prices of all the products bought and sold in the economy as well as those of a lot of a lot of services,including labor and transportation.The interrelations of all these prices make up the“system”of prices.The price of any particular poduct or service is linked to a broad,complicated system of prices in which everything seems to depend more or less upon everything else.
If one asks group of people what price is,many would reply that price is an amount of money paid by the buyer to the seller of a product or service.For a complete understanding of a price in any particular transaction,much more that the amount of money involved must be known.Both the buyer and seller should be familiar with not only the money amount,but with the quantity and quality of the product or service to be exchanged.Besides,they should also know the time and place at which the exchange will take place and payment will be made,

1.The complex price system in the United States。

2.Prices of all the products bought and sold in the economy as well as those of a lot of a lot of services,including labor and transportation.

3.Because in the system everything seems to depend more or less upon everything else.

4.The time and place at which the exchange will take place and payment will be made,the form of money to be used,the credit terms and discounts that apply to the transaction,guarantees on the product or service,and other factors.

5.Both buyer and seller.

价格系统在美国是非常复杂的。它由在经济买卖的所有产品的价格组成并且那些很多很多服务，包括劳方和运输。所有这些价格的相互关系组成the“system”of价格。所有特殊poduct或服务的价格与一切似乎取决于或多或少一切别的东西价格的一个宽广，复杂的系统连接。
If一要求人什么价格是，许多回复价格是买家支付的一金额对产品或服务的卖主。为对在任何特殊交易的一个价格的完全理解，更多必须知道介入的金额。买家和将被交换的卖主应该熟悉不仅金钱数额，但是对产品的数量和质量或服务。其外，他们应该也知道交换将发生，并且付款付的时间和地点，金钱的形式使用，信用证条款和 适用于在产品的交易、保证或服务的折扣和其他因素。换句话说，买家和卖主应该是完全意识的与所有因素，为了他们能评估一个特定价格。
在段落的
1.What主要？

2.What价格系统组成根据段落？