下列人类的疾病中 , 都是由于营养缺乏而引起的一组是： A．糖尿病、呆小症、侏儒

下面叙述的是我国古代一项科技发明：“一板印刷，一板已自布字。此印者才毕，则第二板已具。更互用之，瞬息可就。”欧洲人开始使用这一技术是在( )。

A．8世纪中期
B．11世纪中期
C．14世纪中期
D．15世纪中期

商业银行在我国境内不得从事下列哪些投资业务?

A.向非银行金融机构和企业投资

B.向非自用不动产投资

C.信托投资

D.股票业务

Before her 21-year-old daughter died in an accident in early 2007, Pam Weiss had never logged on to Facebook, a social-networking site. At that time, social-networking sites were used almost only by   36 . But she knew her daughter Amy Woolington, a UCLA student, had a(n)  37 , so in her sadness Weiss turned to Facebook to look for photos. She found what she was looking for and more. She was soon communicating with her daughter’s many friends,   38  memories through passages that her daughter had written. “It makes me feel   39  that Amy had a positive effect on so many people, and I wouldn’t have had a clue if it hadn’t been   40  Facebook,” says Weiss.And she wouldn’t have had a   41  if she had waited too long. She managed to copy most of her daughter’s profile in the three months before Facebook   42 .

Like a growing number of sad relatives, Weiss tapped into one of the most powerful treasures of memories available: a loved one’s online presence. As people spend more time at   43 , there’s less being stored away in dusty attics(阁楼).These pieces of our lives that we put online can feel as eternal as the Internet itself, but what happens to our   44  identity after we die?

Facebook   45  its policy a few months after Woolington died. “We first realized we needed a protocol(协定书) for  46  users after the Virginia Tech University shooting, when students were looking for ways to remember and   47  their classmates,” says Facebook spokeswoman Elizabeth Linder.

(  ) 36.   A. men    B. the youthful       C. women       D. students

(  ) 37.   A. status  B. post    C. account      D. memory

(  ) 38.   A. sharing      B. storing       C. accumulating     D. devoting

(  ) 39.   A. enthusiastic       B. upset   C. well    D. good

(  ) 40. A. with     B. for      C. on      D. of

(  ) 41.   A. blueprint    B. poet    C. picture       D. clue

(  ) 42.   A. took it up   B. took it on   C. took it over       D. took it down

(  ) 43. A. television     B. music  C. keyboard    D. sports

(  ) 44.   A. digital B. virtual C. real     D. false

(  ) 45. A. made    B. declared     C. fixed   D. changed

(  ) 46. A. dying   B. active  C. alive   D. dead

(  ) 47.   A. honor B. recognize   C. recall  D. observe

血液制品（）加热。

A.可

B.不应

C.允许

D.宜

E.必须