Physical Fitness The more you sweat, the more fat you burn. This myth has encouraged people to work out in extreme heat or wear layers of clothes or rubber or plastic weight-loss suits in the hope of sweating fat off. Unfortunately, its water theyre losing, not fat. When you first begin to exercise, you burn carbohydrates or sugars. To burn the fat, plan on working out at least 40 minutes. Exercise increases appetite. This is true for hard or intense exercise that lasts for 60 minutes or longer. Gentle exercise that is less than 60 minutes, however, will probably reduce your appetite for one to two hours. Exercise always lowers blood sugar. 1.If you work out less than 40 minutes, you are actually losing B.water. D.plastics. 解析:问题问的是:如果你健身少于40分钟,你其实在消耗什么?由第二段可知,少于40分钟的运动消耗的其实是水分,而不是脂肪。 A.they overdo exercise at the very beginning and slow down gradually. C.they start slowly and gradually increase the workout. 正确答案:C 3.Which statement is NOT true according to Paragraph 4 B.Doing gentle exercise for much more than 60 minute might increase appetite. D.Doing gentle exercise for less than 60 minutes will not lower blood sugar. 解析:问题问的是:根据第四段哪个说法不正确?第四段结尾提到任何运动都会降低血糖。D运动60分钟以下不会降低血糖错误。 A.one can get fit in ten minutes a week. C.if one is consistent, hep D.one must have a job if hep 正确答案:B 5.If you decrease your activity and continue to eat the same or more B.your muscles become fat. D.nothing changes at all. 解析:问题问的是:减少运动,但继续保持或增加食量会怎样?最后一段可知A肌肉会变小正确。B肌肉会变成脂肪;C肌肉会增加;D没有变化。这几项都不正确。
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