如要输注含血小板的全血，则全血的保存时间不应超过（）。 A.12h B.48h C. 发布时间：2018-03-02 06:10 │ 来源：www.tikuol.com 题型：单项选择题 问题： 如要输注含血小板的全血，则全血的保存时间不应超过（）。A.12hB.48hC.72hD.96hE.100h
题型：单项选择题 完形填空。Start Today "What can you do when you have done nothing but mess up your whole life long?" These were the words I heard when I 1 the TV the other day. They were coming from one of the talk shows 2 are so popular on TV these days. I started to turn the channel but the words I had 3 made me stop for a moment. I 4 the speaker of them. He couldn't have been more than 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 5 yet!" It is 6 sad that so many people cannot get beyond (摆脱) their pasts and live 7 the present. There are so many people like that talk show guest. There are people still in their teen years 8 that their lives are over. There are people in their twenties who already think they have 9 the boat to success and happiness. There are people in their thirties and forties who sit around complaining that life has passed them by. I want to shout to them all:" Wake up! You're still 1 0 ! What have you done today?" If you want a happy life, you can't dwell on (细想、纠缠于) your past 11 . If you want joy and love in your life, you have to choose them today. God gives us a new chance at life every time we wake up in the morning. It is up to us to seize it. Today 12 be the beginning of a new life for each of us. We can choose joy right now. We can share love today. We can live in 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 13 . It doesn't matter if we are eight 14 eighty--we can still make our lives 15 . Life isn't over until your last heartbeat. Start today, then, to make your heart beat with joy, love, and light.( ) 1. A. turned down( ) 2. A. when( ) 3. A. heard( ) 4. A. looked up( ) 5. A. death( ) 6. A. so( ) 7. A. at( ) 8. A. think( ) 9. A. taken( ) 10. A.alive( ) 11. A. mistake( ) 12. A. must( ) 13. A. pain( ) 14. A. and( ) 15. A. wonderB. turned off B. that B. found B. looked after B. dead B. so a B. with B. thinking B. caught B. living B. mistakes B. mustn't B. happiness B. to B. wondering C. turned on C. one C. seen C. looked for C. die C. such C. in C. thinks C. missed C. lively C. wrong C. can't C. sadness C. or C. wondered D. turned up D. what D. listened toD. looked at D. died D. such a D. to D. to think D. lost D. lovely D. ideas D. can D. challenge D. between D. wonderful 查看答案
题型：单项选择题 我国宪法规定：“中华人民共和国的一切权力属于人民。”这意味着 [ ]①公民具有直接管理国家事务和社会事务的权利 ②公民应依法行使政治权利、履行政治义务 ③人民民主具有广泛性和真实性 ④公民有参与国家政治生活的权利和自由 A．①② B．②③ C．②④ D．③④ 查看答案