阅读下面短文，从短文后各题所给的四个选项A、B、 C和D中, 选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

To succeed in life，whether personally or professionally，we have to take__36__.The world is changing so fast that yesterday’s way is not__37__to the future. If we__38__to get used to changing circumstances，we may fall into the trap of complacency (自满)，which I believe is the biggest __39_in life.

As a child，I was very insecure and shy. I wanted to be__40__，but lacked confidence. When I discovered__41__，I found something I was good at. I began to be recognized by my peers and this gave me the ambition to climb harder and higher routes.(路线) I discovered that nothing was __42__if I could find the courage to try.

Both individual determination and teamwork are extremely__43__to success when climbing. We need to __44__the support of our team and share in the achievement. Meanwhile，personal focus and determination to keep going __45_any difficulty is an important __46__to team success.

My greatest achievement in climbing is being the first ever to__47__the,5,000­foot Troll Wall in Norway. The rock face is the highest and most vertical in Europe. A stone which drops from the summit will touch nothing until it__48__on the valley floor one mile below.

__49__our climb，the experts in Europe had said it was impossible to climb the Troll Wall.__50_，with three companions，I decided to have a __51__.It took ten days to make the climb and we slept on ledges (岩石架)no more than a foot wide.

Afterwards，I said to myself，“__52__I can do that，I can do anything.”Some years later，I succeeded in climbing Mount Everest.

__53__to me is not hanging on a rope on the side of a mountain. That is just one field__54__adventurous people can constantly__55_themselves.If we look at every day as an adventure，we can challenge ourselves and continue to grow throughout our lives. That is the ultimate adventure.

36.A.advice B.risks C.delight D.notes

37.A.required B.reminded C.suited D.examined

38.A.fail B.tend C.prepare D.intend

39.A.pleasure B.danger C.fortune D.surprise

40.A.intelligent B.successful C.curious D.generous

41.A.surfing B.wrestling C.fishing D.climbing

42.A.impossible B.possible C.interesting D.valuable

43.A.terrible B.peaceful C.meaningless D.important

44.A.give up B.give away C.calm down D.depend on

45 . A.although B.despite C.though D.instead

46. A.examination B.transportation C.investigation D.contribution

47. A.expect B.devote C.conquer D.compete

48. A.lands B.sets C.takes D.cuts