求这篇完形填空的答案,快!

求这篇完形填空的答案,快!
Start Today
"What can you do when you have done nothing but mess up your wholelifelong?" These were the words I heard when I 36the TV the other day. They were comingfrom one ofthetalk shows 37are so popular on TVthese days.I startedtoturn the channel butthe wordsI had 38made me stopfor a moment.I 39 the speaker ofthem. He couldn't have been morethan 18 years old, but already he was writing off （认为„„已失败） his life as a useless waste. I wanted to shout at him:" You're not 40 yet!"
It is 41sad that so many people cannot get beyond (摆脱) their pasts and live 42the present. There are so many people like that talk show guest. There are people stillintheirteen years 43 that their lives are over. There are people in their twenties who already think they have 44the boat to success and happiness. There are people in their thirties and forties who sit around complaining that life has passed them by.I wantto shouttothem all:" Wake up! You're still45 ! What have you done today?" If you want a happylife, you can't dwell on(细想、纠缠于)your past 46 . If you want joy and lovein yourlife, you haveto choosethemtoday. God gives us a new chance atlife everytime we wake up in the morning. It is up to us to seize it. Today47bethe beginning of a newlife for each of us. We can choosejoy right now. We can share love today. We canlivein delight starting at this moment. It doesn't matter how hard our past has been. Our present can be full of joy and our future can be full of 48.It doesn't matterif we are eight 49eighty--we can still make ourlives 50. Life isn't over until your last heartbeat. Start today, then, to make your heart beat with joy, love, and light.
36. A. turned downB. turned off C. turned onD. turned up 37. A. whenB. thatC. oneD. what
38. A. heard B. found C. seen D. listened to
39. A. looked up B. looked after C. looked forD. looked at 40. A. deathB. deadC. die D. died 41. A. so B. so aC. such D. such a 42. A. at B. withC. in D. to
43. A. think B. thinking C. thinks D. to think 44. A. takenB. caughtC. missedD. lost
45. A. alive B. living C. lively D. lovely 46. A. mistake B. mistakesC. wrong D. ideas 47. A. must B. mustn't C. can't D. can 48. A. painB. happinessC. sadness D. challenge 49. A. and B. toC. orD. between 50. A. wonder B. wondering C. wondered D. Wonderful