题目

某商店购进一种商品，单价为30元．试销中发现这种商品每天的销售量P（件）与每件的销售价（元）满足关系：.若商店在试销期间每天销售这种商品获得200元的利润，根据题意，下面所列方程正确的是（   ）. A．      B． C．         D． 答案：ABe Healthy ! Be Slim ! Be Beautiful! Discover the secret for a healthy, slim, and beautiful you ! Discover how to be healthy, slim and beautiful ! I love this healthy diet program because it helps you lose weight, lose inches, feel healthy and look beautiful. .com This healthy diet is an 8 week’s program which is unlike other diet regimes(食物疗法). In that it focuses on proper nutrition first and weight loss second. Your body must have proper levels of minerals, vitamin, and protein in order to work well. It provides a simple lifestyle change to give you more energy and improve your health most greatly. It offers control over stomach and continuing hunger with a dense diet allowing 1,700 to 2,000 calories a day. If a person has a weight problem, their body probably is not working at proper levels of basic nutrients. We invite you to follow this program, so you can be the slim person who lives inside you. You too, can love dieting especially if you are losing weight and losing inches. For more information about our program, please get to our address in the internet: http://www.Shaklee. net/ lifestyle—for—heath/products This passage is mainly about            .       A．how people should keep fit     B．a healthy diet program        C．why people should keep fit     D．ways to lose weight The underlined phrase “lose inches” in the passage means            .        A．become shorter        B．become taller        C．become fatter          D．become thinner According to this passage, all of the following are true except that          .        A．this program makes a change in your lifestyle        B．this program can stop you from feeling hungry all the time        C．this program allows you 1,700 to 2,000 calories for each meal        D．this program tries to tell us what people should do to become slim If you click “ http://www.Shaklee. net/ lifestyle—for—heath/products ”you may read             A．some other programs      B．the content of this program        C．some interesting foods     D．some products you can buy