关于病毒性肝炎的流行病学，下列描述不正确的是（）。A.乙型肝炎的传染源主要是患者及病

发布时间：2017-06-04 00:56 │ 来源：www.tikuol.com

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问题：

关于病毒性肝炎的流行病学，下列描述不正确的是（）。

A.乙型肝炎的传染源主要是患者及病毒携带者

B.乙型肝炎的传染途径主要是通过血液、体液、母婴接触

C.甲肝主要通过粪口途径传播

D.胎盘球蛋白对甲型、乙型肝炎均有较好的预防效果

E.乙型肝炎可通过主动和被动免疫预防

考点：临床执业医师临床医学综合临床医学综合题库

题型：单项选择题

完形填空。

     One day when Jamie came home after school, his mother had a worried look on her face. He knew she was
thinking of the   1 ."It's bad out there. Black clouds are coming from the sea," Jamie said. "Yes. I'm thinking of
those fishing boats at sea," she said. At that moment, the   2   went out. Jamie and his mother were in the dark.
"The coastline (海岸) will be in the dark," Jamie's mother said. She got more worried."   3 always come in
threes. I   4   my best glasses this morning, and my sister has a cold."
     "Now, don't worry, mum. They're   5 to come through this all right." But Jamie really worried about those
fishing boats himself. The fishing boats would   6 the cove (海湾) in the dark. Jamie took flares (火焰信号弹)
and rushed into the wind. He started to climb the hills near the coastline. He   7 himself up hand over hand. At
last he reached the top.
     He   8 three times. On the fourth try he fired off one of the flares. It rose and cut into the black sky in bright
light. Then he saw an answering flare up at sea. Jamie fired off two more. He saw another answering flare up,
then another, then another. The answering flares from the fishing boats showed they   9 the entrance to the
cove but then changed their way and were now sailing into the cove. They were almost home. Jamie helped  10
the fishermen of the village.

( )1. A. wind
( )2. A. doors
( )3. A. Messages
( )4. A. got
( )5. A. sure
( )6. A. lose
( )7. A. pushed
( )8. A. tried
( )9. A. found
( )10. A. answer

B. clouds
B. two people
B. Accidents
B. broke
B. lucky
B. miss
B. pulled
B. made
B. left
B. save

C. rain
C. fire
C. Troubles
C. had
C. safe
C. leave
C. carried
C. took
C. passed
C. find out

D. weather
D. lights
D. Questions
D. picked up
D. ready
D. forget
D. climbed
D. finished
D. were going into
D. look for

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微机并行接口标准中，有关数据传输方式的表述错误的是______。

A．正向方式也可称为标准方式、兼容方式、Centronics方式等

B．半字节方式主要优点是使用软件手段来实现反向通用通道数据通信

C．EPP协议提供的数据周期用于表示主机与外设传输数据

D．ECP方式由软件实现

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题型：单项选择题

慢性缩窄性心包炎，最常显著受累的部位是（）

A.心室表面

B.心房表面

C.大动脉根部

D.腔静脉入口处

E.房室交界处

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“同一个世界、同一个梦想”是北京2008年奥运会的主题口号。这一主题口号顺应了当今世界的主流，符合当今时代的主题。当今时代的主题是[ ]

A．和平与发展

B．战争与和平

C．反恐与维和

D．合作与交流

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题型：单项选择题

鞍镫ān dèng

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