Exercise is good for people, but most people really know very little about how to exercise properly. So when you try, you may ru

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问题     Exercise is good for people, but most people really know very little about how to exercise properly. So when you try, you may run into trouble.
    Many people【C1】______that when specific muscles are exercised, the fat in the neighbouring area is "burned up". Yet the【C2】______is that exercise burns fat from all over the body.
    Studies show muscles which are not【C3】______lose their strength very quickly. To regain it needs 48 to 72 hours and exercise every other day will keep a normal level of physical strength.
    To【C4】______weight you should always "work up a good sweat" when exercising. No sweating only【C5】______body temperature to prevent over heating. This is nothing but water loss.【C6】______you replace the liquid, you replace the weight.
    Walking is the best and easy-to-do exercise. It helps the circulation of blood throughout the body, and has a direct【C7】______on your overall feeling of health. Experience says that 20 minutes’ exercise a day is minimum amount.
    【C8】______your breathing doesn’t return to normal state within minutes after you finish【C9】______, you’ve done【C10】______.
【C3】

选项 A、exercised
B、examined
C、protected
D、cured

答案A

解析 根据常识可知,不锻炼的肌肉会很快丧失力量。
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