问题 单项选择题

男,28岁,心悸,气促3个月。心脏扩大,室性奔马律,心尖Ⅲ/VI级收缩期吹风样杂音,双肺少许湿性啰音,肝大,下肢肿。B超:左房、左室扩大明显。诊断为扩张型心肌病。该病死因多为

A. 心力衰竭

B.严重心律失常

C.心力衰竭和严重心律失常

D.心脏性猝死

E.心源性休克

答案

参考答案:C

阅读理解

阅读理解。

     A meteorite (陨石) almost hit an 80-year-old man named Arthur Pettifer in Britain when he was

 working in his garden. The meteorite was the biggest in the past 26 years in Britain.

 The meteorite weighed (重量) one kilo, and might be over four thousand million (百万) years old.

 "I hear the big noise in the air. I looked up and saw the tops of the trees coming and going," he said.

 "I didn't know what it was."

 Meteorites are small things from the small planets in space. About 3,500 meteorites may fall on earth

  every year, but only very few are found. Mr. Pettifer's meteorite is the fifth to fall in Britain since the

 Second World War.

 Mr. Pettifer is glad. "When you think about it coming from so far away, it really is something strange."

1. The meteorite was _____ Mr Pettifer when it fell down.

    A. close to

    B. far from

    C. hitting

    D. coming to

2. The meteorite was already _____ years old.

    A. 40,000,000,000 

    B. 40,000,000

    C. 400,000,000 

     D. 4,000,000,000

3. Mr. Pettifer found the tops of the trees coming and going because _____.

    A. the trees were afraid

    B. the fast falling meteorite kept the tree tops moving

C. it was going to rain

    D. the moving was made by wind

4. _____ people see a meteorite fall although they visit the earth often each year.

    A. Quite a few 

    B. Some 

    C. Few 

    D. Many

5. Mr. Pettifer was _____ to see the falling of the meteorite.

    A. happy 

    B. afraid 

    C. sorry 

    D. angry

问答题 简答题