潜伏性感染意义是() A.病原体与人体保持永久平衡,不引起症状 B.病原体与人体相互

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问题:

潜伏性感染意义是()

A.病原体与人体保持永久平衡,不引起症状

B.病原体与人体相互作用,保持暂时性平衡,当人体防御功能减弱时,可引起疾病

C.病原体侵入人体后,只引起轻微症状

D.病原体侵入人体,发生免疫反应,不出现症状

E.病原体侵入人体,引起免疫反应,不出现症状

考点:广东住院医师公共科目病毒感染病毒感染题库
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探伤仪中的同步电路是由计算机构成,采用COMS集成电路来完成。

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向心性视野缩小一般不见于()

A.周边部视网膜脉络膜炎

B.青光眼晚期

C.中心性浆液性视网膜脉络膜病变

D.视网膜色素变性

E.癔病

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HK's Family Affair

      The 39th Hong Kong Art Festival, to be held early next year, will be based on the topic of "family"

The art festival, considered to be Asia's best, began in 1973.

     "We hope that people from Beijing and from all over the world will go to Hong Kong to enjoy the

different performances in our art festival,"Douglas Gautier, the festival's management director, said in a

press conference(发布会) in the capital.

     In the 29 days of the festival, which runs from March 8 to April 7,2012, the audience can choose from 111 performances of 51 programmes given by 700 foreign performers, 450 local artists and 160 actors

from the mainland.

      Programmes vary from classical music, jazz, world music, Western and Peking opera, drama and

dance to outdoor shows.

     The programmes include Beethoven's only opera Fidelio, Shakespeare's drama Romeo and Juliet, the

ballet Mozartina and African dances, to name just a few.

     The lineup(阵容)includes the English Touring Theatre, Prague Chamber Orchestra, Zurich Ballet, The Spanish National Dance Troupe, as well as Europe Galante the Petersen Quartet, pianists Angela Hewitt

and Lang Lang, and saxophonist Jan Garbarek.

      In order to increase attendance, hotels and airlines are offering discount packages along with art

festival ticket sales, most of which are at 20% and 30% cheaper.

      For more information, please check:

1. The press conference was held      ____.

A. in Hong Kong

B. in Europe

C. in Beijing

D. in England

2. By means of "discount packages", you can pay       ___ .

A. nothing for the cost

B. less than the usual cost

C. for the air ticket but not for the festival ticket

D. for the festival ticket but not for hotel rooms

3. According to the text, we do NOT have any information about      ____ .

A. who will perform on stage

B. what programmes there will be

C. when the 39th Art Festival will be held

D. which theatres will put on performances

4. The main purpose in writing this text is       ___.

A. to make the 39th Art Festival known

B. to announce the plan of the art festival

C. to introduce the cost of the art festival

D. to sell a service during the art festival

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穿过四边孔的结构有()

A.胸背神经

B.胸背动脉

C.旋肩胛动脉

D.腋神经

E.桡神经和肱深动脉

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( )就是要坚定地相信群众,在党和政府的领导下宣传、组织人民群众,依靠一切可以依靠的力量,同违法犯罪活动和治安灾害事故作斗争,保障国家安全,维护社会治安。

A.一切依靠群众

B.一切为了群众

C.从群众中来,到群众中去

D.服务群众,保护群众

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