单选题 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 1 that when specific muscles are exercised, the fat in the neighbouring area is "burned up". Yet the 2 is that exercise burns fat from all over the body.
Studies show muscles which are not 3 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 4 weight you should always "work up a good sweat" when exercising. No sweating only 5 body temperature to prevent over heating. This is nothing but water loss. 6 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 7 on your overall feeling of health. Experience says that 20 minutes" exercise a day is minimum amount.
8 your breathing doesn"t return to normal state within minutes after you finish 9 , you"ve done 10 .
【正确答案】 C
【答案解析】[解析] “希望邻近的脂肪消耗掉”，在此符合语境；understand和know不合逻辑，因为若已“明白”，就不会不符合事实真相；believe表示的是人的—种看法，而看法则有对有错。
【正确答案】 C
【答案解析】[解析] truth本意为“真理”，此处引申为“事实”，指实际锻炼时脂肪消耗的情形。其余各项不合文意。
【正确答案】 A
【答案解析】[解析] 根据常识可知，不锻炼的肌肉会很快丧失力量。
【正确答案】 A
【答案解析】[解析] 本句意思是“为了体重，人们应该通过锻炼来出汗”。空格处显然应该是“减少”。而不是“增加”或“保持”，更不可能是“燃烧”。
【正确答案】 B
【答案解析】[解析] 根据to prevent over heating可知，sweating的作用是降低体温。
【正确答案】 B
【答案解析】[解析] 意思是“一旦”，引导时间状语从句，余者不合文意。
【正确答案】 A
【答案解析】[解析] have effect on“对……产生影响”，合乎文意，也合乎搭配。
【正确答案】 A
【答案解析】[解析] 与上一句中minimum amount形成对比，if引导条件句。
【正确答案】 C
【答案解析】[解析] 本节是上一节内容的继续，论述的仍是“锻炼”。walking不能概括全面。
【正确答案】 C
【答案解析】[解析] 指出原因为“(运动)过量”。enough、much表意不清。much too表示“太”。