输血后紫癜或输血后血小板减少症血清患者中可检出A．抗PLA1的抗体 B．HLA抗体

患者，女性，50岁。慢性咳嗽、咳痰史10年。近2年来，渐感呼吸急促，劳动和上楼时尤甚。查：肺部叩诊过清音；X线检查见肺野透亮度增加；肺功能测定FEV为50%。患者最可能的诊断是（）

A.自发性气胸

B.肺部感染

C.慢性阻塞性肺疾病

D.肺不张

E.肺纤维化

Needham-Schroeder 协议是基于（）的认证协议。

A．共享密钥

B．公钥

C．报文摘要

D．数字证书

第二节、完形填空（本题共20小题，每题1分，满分20分）

阅读下面短文，从短文后所给各题的A、B、C和D四个选项中，选出可以填入空白处的最佳选项。

Mr. West wanted to buy his wife a Christmas present, but he was always very   21   , so he was never able to find time to go to the shops. At last, when it was the week   22   Christmas, and the shops were very crowded, he decided that he could not   23  any longer. He worked in an office, and usually  24  lunch in a restaurant, but one day he bought some sandwiches, ate 25  quickly and went out to a big shop near his  26 during his lunch hour.

The shop was full of women, who were also buying   27   during their lunch hour. Mr. West stood   28   at the edge of a crowd of 29  who were pushing forward to try to get to the people who were  30   necklaces and earrings. He tried to move forwards slowly, taking his turn with the others, but more and more women were 31 into the shop the whole time and pushing selfishly (自私地) 32  him. After half an hour, he was just as 33    from the people who were selling the necklaces as he had been when he came in, and his lunch hour was coming to 34   , so he decided to change his 35   of doing things: he put his head down, gave a sudden loud shout and started to  36  his way towards the 37     of the crowd as hard as he could.

The women around him became very 38   when they saw what he was doing, and began to scold (责备) him. “Why can’t you behave (做事) like a  39  ?”, they shouted.

“Ladies,” he answered them, “I have been behaving like a gentleman for the past half hour, and it has got me   40  , so now I am starting to behave like a lady!”

(   )21. A. lazy            B. unwilling           C. busy              D. forgetful

(   )22. A. before         B. around           C. behind             D. after

(   )23. A. work           B. stay                C. wait               D. think

(   )24. A．had             B．have               C．eat                           D．took

(   )25. A. it                B. them               C. that                            D. those

(   )26. A. car                 B. house              C. restaurant          D. office 

(   )27. A. presents        B. sandwiches          C. clothes            D. food           

(   )28. A. alone           B. quietly             C. politely            D. freely

(   )29. A. women          B. children            C. men              D. strangers

(  )30. A. examining     B. selling              C. choosing           D. buying

(   )31. A. going              B. entering            C. coming            D. running

(   )32. A. behind             B. past              C. over             D. against

(   )33. A. near          B. up                C. far               D. out

(   )34. A. a top           B. an end              C. measure           D. the limit

(   )35. A. idea            B. measure            C. way              D. plan

(   )36. A. step            B. push               C. go               D. pull

(   )37. A. front           B. edge               C. center            D. back

(   )38. A. surprised        B. afraid              C. angry             D. nervous

(   )39. A. gentleman           B. lady              C. woman                 D. man

(   )40. A. anywhere        B. nowhere            C. somewhere        D. everywhere

作文(40分)

成长路上，因为有你的支持与关心，因为有你的鼓励与帮助，因为有你的无私付出与奉献，我不曾在迷途中一蹶不振；成长路上，因为看到了你的坚强倔强，因为汲取了你的能量与动力，因为感受到了你的深沉与博大，我才能无所畏惧地前行……我知道，因为有了你，我变得更加强大，更加美丽！我想告诉你，我知道了你的好。

请以“我知道了你的好”为题，写一篇不少于600字的记叙文。文中不能出现真实的班级和人名。

直流炉温度调节系统投入自动的质量指标有哪些？