问题 单项选择题

患者,女,68岁,主因"反复咳嗽、咳痰30年,活动后喘憋5年,加重伴双下肢水肿1周"入院。查体:口唇和甲床紫绀,颈静脉充盈,双下肺可闻及细湿啰音,心率110次/分,律不齐,P2亢进,胸骨左缘第五肋间可闻及收缩期杂音,肝右肋下3指,双下肢浮肿。

提示:慢性肺源性心脏病急性加重期大量使用速尿。提问:可引起酸碱失衡为()

A.代谢性酸中毒

B.呼吸性酸中毒合并代谢性酸中毒

C.呼吸性碱中毒合并代谢性酸中毒

D.呼吸性酸中毒合并低钾低氯性碱中毒

E.稀释性低钠血症

F.代谢性酸中毒合并代谢性碱中毒

答案

参考答案:D

阅读理解

阅读理解。

      Some children wish to be writers some day. They want to write stories or books for people to read.

 That's good! It's good to write something for people to read! But they should know that they need to

 be good readers first before they are really good writers. They should read a lot of books, instead

 (代替) of watching TV and spending a lot of time playing games when they are free.

      There is more fun in reading, you want to look for more books to read.

      Before you decide (决定) to be a good writer, you'd better say to yourself, "I must read more and

 more!"

1. This article mainly tells us that _____.

A. some children wish to be writers some day

B. it is good to write something for people to read

C. reading can be helpful for us to become a good writer

D. writers like to read more books for fun

2. Some children want to be writers _____.

A. because they want to be good readers

B. to write stories or books for people to read

C. to find good work some day

D. to get more money to keep a family

3. It's good for children _____.

A. to do a lot of reading

B. to watch TV in the evening

C. to have wishes only

D. to be good writers right now

4. Reading can _____.

A. help you to be a good player

B. help you write well

C. make you work better

D. make you watch more TV at home

5. From the passage we know that _____.

A. all children like to be writers

B. people like to read for children

C. all writers are children

D. children need to read more and more books

单项选择题