问题 单项选择题 A1/A2型题

关于新生儿呼吸窘迫综合征描述,不正确的是()。

A.主要病因是由于肺发育不成熟

B.肺泡壁缺少表面活性物质致肺泡萎陷,呈进行性肺不张

C.多见于早产儿,出生后6小时内呼吸困难,呈进行性加重

D.病儿多表现为吸气性三凹征,青紫和呼吸衰竭

E.经气管插管、机械通气后症状较快好转,预后好

答案

参考答案:E

解析:经气管插管、机械通气后症状较难好转,预后差。

阅读理解

阅读理解。

    Every year there is a Spring Festival in China. Usually it is in January or February. It is the most important

festival in China. So before it comes, everyone has to prepare things. They buy pork, beef, chicken, fruits

and many other things. And they often make a special kind of food-"dumplings". It means "come together".

On the day before the festival, parents buy new clothes for their children. Children also buy presents for their

parents. On the Spring Festival Eve (除夕), all the family members come back to their hometown. This is a

happy moment. Some sing and dance, some play cards and others get the dinner ready. When they enjoy the

meal, they give each other the best wishes for the coming year. They all have a good time.

1. Which is the most important festival in China? [ ]

A. The Mid-Autumn Festival.

B. The Spring Festival.

C. Children's Day.

2. When is the Chinese Spring Festival usually celebrated? [ ]

A. In March or April.

B. In May or June.

C. In January or February.

3.            is the special kind of food for the Spring Festival in China.  [ ]

A. Chicken

B. Dumpling

C. Fish

4. What's the meaning of the food "dumplings" for Chinese people in the Spring Festival? [ ]

A. Look up.

B. Help yourself.

C. Come together.

5. The family            when they are having dinner together on the Spring Festival Eve.[ ]

A. give each other the best wishes

B. buy each other presents

C. sing,dance and play cards

单项选择题