Howlongcanapersonlive?Howtallcanahumanbeinggrow?TheGuin...

問題詳情：

How long can a person live?How tall can a human being grow?The Guinness（吉尼斯）World Records book lists many of the greatest records___41___the greatest potentials（潛能） it's a fossil speaks only to what has been done,not how much can___42___(do),which is why it has to be constantly updated（更新）.

Take the___43___(surprise )case of the British middle-distance runner Roger Bannister for the 1950s, experts said___44___the human body could not run a mile in less than four Bannister came along in 1954 and proved it could___45___act be run in 3: Bannister broke the imaginary barrier,___46___(sudden )the floodgates opened;scores of runners started besting（擊敗）the four-minute mark every year,each one___47___(fast) than the last. How fast does a human have the ability___48___(run)the mile today?We honestly don't is why we hold our ___49___(breathe )during every Olympics.

All we know___50___(be)that this kind of change is this in mind the next time you feel stuck or because it hasn't been done before doesn't mean it's impossible.

【回答】

41. and   

42. be done   

43. surprising   

44. that    45. in   

46. suddenly   

47. faster    48. to run   

49. breath    50. is

知識點：語法填空

題型：未分類