What should be done if one wants to gain or lose weight The process of gaining or losing weight can be explained by comparing your body to your car. Both run 1 fuel, food for your body and gasoline for your car. Both 2 that fuel, first into heat, then energy, some of 3 is used to do work, and some emitted as waste. And 4 your car uses more energy when the engine is racing than when it is idling, 5 does your body use more energy when you are working hard than 6 you are resting. For the purpose of this comparison, 7 , there is one significant difference between them. Your car cannot store fuel by turning it into 8 else; all gasoline not 9 remains as gasoline. But your body stores 10 energy as fat. When the gas tank is 11 empty, the car won’t run; but your body can burn fat to provide more energy. Therefore, if you want to gain weight, you must do 12 of two things: eat more calories (units of heat, therefore energy), or use less through 13 . If you want to lose weight, you do the 14 , decrease your intake of calories or increase the amount of energy you spend. There is 15 way. Gaining or losing weight is always a relation between intake and output of potential energy.
A. filled
B. wasted
C. saved
D. consumed
查看答案
按照《合同法》规定,合同的订立必须经过______两个阶段。
A. 提议和答复
B. 要约和承诺
C. 提议和谈判
D. 协商和确定
What should be done if one wants to gain or lose weight The process of gaining or losing weight can be explained by comparing your body to your car. Both run 1 fuel, food for your body and gasoline for your car. Both 2 that fuel, first into heat, then energy, some of 3 is used to do work, and some emitted as waste. And 4 your car uses more energy when the engine is racing than when it is idling, 5 does your body use more energy when you are working hard than 6 you are resting. For the purpose of this comparison, 7 , there is one significant difference between them. Your car cannot store fuel by turning it into 8 else; all gasoline not 9 remains as gasoline. But your body stores 10 energy as fat. When the gas tank is 11 empty, the car won’t run; but your body can burn fat to provide more energy. Therefore, if you want to gain weight, you must do 12 of two things: eat more calories (units of heat, therefore energy), or use less through 13 . If you want to lose weight, you do the 14 , decrease your intake of calories or increase the amount of energy you spend. There is 15 way. Gaining or losing weight is always a relation between intake and output of potential energy.
A. any
B. both
C. either
D. neither
合同法律关系的主体就是指在合同履行中享有权利的一方当事人。
A. 对
B. 错