未知题型 Suppose you want to start business with some particular company,you have to write the first letter to establish business relations with it,pay more attention the following points: You design all the information of your company and your client’s company. Your letter should be no more than 150 letters.

单项选择题 冷库管理流程的上游流程提供者（）

单项选择题 Suppose that the current price in a market for Pizza is $9. At that price, the quantity demanded is 519 and the quantity supplied is 400. In this market, we would expect that: