问题 单项选择题

涂片中上皮细胞增生的特点为( )

A.核大小异常
B.核形态异常
C.核染色质增粗,染色变深
D.核分裂活跃
E.出现核异质细胞

答案

参考答案:D

解析: 增生上皮细胞的特点:胞核增大,可见核仁;胞质量相对较小,嗜碱性,核胞质比略大;少数染色质形成小结;但仍呈细颗粒状;核分裂活跃,可出现双核或多核。

单项选择题 B1型题
完形填空

Several factors make a good newspaper story.First—obviously—it must be new.But since TV can react to events so quickly,this is often a problem for __61  .They usually respond to it in one of three ways.

●  By providing __62 detail,comment or background information.

●  By finding a new __63on the day's major stories.

●  By printing completely different stories which TV doesn't broadcast.

What else? Well—it also has to be __64 .People don't want to read about ordinary,everyday life.Because of this,many stories __65 some kind of conflict or danger. This is one reason why so much news seems to be __66 news.“Plane lands safely—no one hurt”doesn't sell newspapers.“Plane__67 —200 feared dead!”does.

Next,there's human interest. People are interested in other __68  particularly in the rich,famous and powerful.Stories about the private lives of pop singers,actors,models,politicians, __69 all appear regularly in certain newspapers.

Finally,for many editors, __70 is an important factor,too.They prefer stories about people,places and events which their readers know.That's why the stories in Tokyo's newspapers are often very different from the stories printed in Paris,Cairo,New York or Buenos Aires.

61.A.newspapers      B. publications      C. reporters         D. broadcasters

62.A.extra           B. available         C. inaccessible      D. memorable

63.A.direction       B. look              C. angle             D. section

64.A.tragic          B. dramatic          C. professional      D. sensitive

65.A.quote           B. neglect          C. increase          D. involve

66.A.good            B. bad               C. exciting          D. informative

67.A.crashes         B. bumps             C. strikes           D. drops

68.A.places          B. people            C. things            D. news

69.A.in addition     B. in any case       C. for example       D. after all

70.A.personality     B. similarity        C. uniqueness        D. familiarity