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第二节:语法填空(共10小题,每小题1.5分,满分15分)Exercise is good for you, but m

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第二节:语法填空(共10小题,每小题1.5分,满分15分)
Exercise is good for you, but most people really know very little about __31___ to exercise properly. So when you try, you __32___ run into trouble.
Many people believe that when specific muscles are exercised, the fat in the neighbouring area is “burned up”. Yet the truth is __33___ exercise burns fat from all over the body.
Studies show muscles which are not exercised lose their strength very quickly. To regain it __34___ (need) 48-72 hours and exercise every other day will keep a normal level of physical strength.
To lose weight you should always “work up a good sweat” when __35___ (exercise). Sweating only reduces body temperature to prevent heating. This is nothing __36___ water loss.
Walking is the best and easy-to-do exercise. ___37__ helps the circulation of blood throughout the body, and has a direct effect ___38__ your overall feeling of health. Experience says that 20 minutes’ exercise __39___ day is minimum amount. But if your breathing doesn’t return to normal state within minutes __40___ you finish exercising, you’ve done too much.
第二节:语法填空(共10小题,每小题1.5分,满分15分)Exercise is good for you, but m

31. how  32. may/can/will  33. that  34. needs  35. exercising  36. but  37. It  38. on  39. a/per  40. after