颈段食管到颈中部逐渐移至气管的(),经胸前口进入胸腔纵隔内。A.背侧 B.腹侧 C.

题型:单项选择题

问题:

颈段食管到颈中部逐渐移至气管的(),经胸前口进入胸腔纵隔内。

A.背侧

B.腹侧

C.左侧

D.右侧

考点:生物学动物学动物学题库
题型:单项选择题

National Forecast

LONDON —This Evening and Tonight:

Rain, locally heavy across northwest Scotland. Mostly cloudy but dry in other northern and western areas.  Dry with clear spells(持续时间)in more central and eastern parts, but some low cloud and fog will develop. Generally mild with light winds.

Saturday:

Cloud and rain over western Scotland at the beginning will gradually push down over N. Ireland and northwest England. Largely dry, warm with sunny spells elsewhere, once early fog and low cloud clears.

http://www.times.online.co.uk/tol/news/weather/

The Nation's Weather

Fri, Aug 24,

NEW YORK—Heavy rain was forecast throughout Friday in parts of the Midwest. The heaviest rainfall was over northern Illinois, with more than 4 inches possible around Chicago.

Wet weather was also expected in the Plains as the same storm system tracks through the region.

Periods of heavy rain were also forecast for the Northeast as the remnant(剩余部分)of tropical storm Erin moves into the Canadian Maritimes.

Hot weather was expected to continue in the South and West.

http://www.underground.com

Death toll rises to 36 in China typhoon

Wed, Aug 22,

BEIJING— At least 36 people were killed by Typhoon Sepat in four provinces in eastern and central China in widespread destruction that also forced the evacuation (撤退)of l.37 million people.

More than 60,000 homes in the provinces of Fujian, Jiangxi, Zhejiang and Hunan also were destroyed or damaged, Xinhua News Agency said.

Total economic losses in the provinces have reached $ 663 million.

Fujian was the worst-hit province, with 18 people killed, Xinhua said.

Earlier, the storm, named after a Malaysian fish, killed at least one person in Taiwan, and left three dead in the Philippines.

http://news.yahoo.com/s/ap

小题1:On August 25, in N. Ireland and northwest England, there will be _____.

A.low cloud and fog

B.typhoon and flood

C.cloud and rain

D.sunshine and mild wind小题2:What was the weather like in the south and west of the USA on Thursday?

A.It was hot.

B.It was rainy.

C.It was foggy.

D.It was warm.小题3:The storm named Sepat _____.

A.caused one death in the Philippines

B.killed 18 people in Taiwan

C.destroyed about 60,000 homes in Fujian

D.caused great economic losses小题4:The name of Typhoon Sepat comes from  _____.

A.a tropical storm

B.a Malaysian fish

C.a place

D.a person

题型:单项选择题

急性心肌梗死最常见的心律失常是()

A.心房颤动

B.房室传导阻滞

C.室性期前收缩

D.窦房传导阻滞

E.加速性室性自主心律

题型:单项选择题

下面程序把从终端读入的文本(用#作为文本结束标志)复制到一个名为file.txt的新文件中。补足所缺语句。 main() { char ch; FILE*fp; if((fp=fopen(______))=NULL)exit(0); while((ch=getchar())!=’#’) fputc(ch,fp); ______; }

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试述合像水平仪的使用方法。

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在通风、空气调节系统的送、回风管道穿越防火分区的隔墙处应设置防火阀,其动作温度宜为()℃。

A.120

B.100

C.93

D.70

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