六级练习2015.01.23
[audio]http://sound.yywz123.com/tingbbs/cet6/cet620150123.mp3[/audio]The human body is a remarkable food processor. As an adult, you may consume over a ton of food per year and still not gain or lose a pound of body weight. You are constantly harnessing, and consuming energy through the intricate mechanism of your body (1)______________in energy balance.
To maintain a given body weight, your energy input must balance your energy output. However, sometimes (2)________________is upset, and your normal body weight will either fall or increase .
The term body image refers to the mental image we have of our own physical appearance, and this can be influenced by (3)______________, including how much you weigh and how that weight is distributed.Research has revealed that about 40 percent of adult men and 55 percent of adult women are dissatisfied with their current body weight.
**** Hidden Message ***** in which remain
the overall energy balance
variety of factors
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