问题 多项选择题 案例分析题

患者,男性,65岁,左眼突然视力下降1周。1周前搬桶装水后突然觉左眼视矇,逐渐加重,每天晨起时最矇,坐着休息一会儿稍清晰,无伴眼红、眼痛。双眼近视约-6D;1个月前切割地板瓷砖时曾不慎被瓷屑弄伤左眼(当时剔除角膜异物);否认高血压、糖尿病及血液病病史;过去也未有类似视力下降情况。检查:Vod0.06、矫正1.2(-6D),Vos眼前手动、矫正不能提高,双眼眼压正常,双眼前段未见异常,右眼底正常,左眼底看不清。

针对该患者,目前比较合理的治疗方案是()。

A.给予活血化瘀药物保守治疗左眼,1个月后决定是否手术

B.给予活血化瘀药物保守治疗左眼,半年后决定是否手术

C.尽快给予左眼玻璃体手术治疗

D.右眼激光光凝封闭视网膜裂孔和变性区

E.右眼巩膜扣带手术封闭视网膜裂孔和变性区

答案

参考答案:C, D

阅读理解

阅读理解

     Hong Kong has about forty public(公共的) beaches. Some of the beaches are the best in the world. People can go

there for a swim. You can go to most of them by bus. To go to some beaches you must take a boat. There are toilets,

changing rooms and places to buy food and drink on most of the beaches.

     You will swim there without danger if you remember these instructions(说明):

     1.Never swim alone.

     2.Never swim after a meal or when you feel hungry or tired.

     3.Do not stay in the water too long.

     4.Never go out in a boat if you cannot swim.

     Remember : A red flag(旗帜) means that it is dangerous for anybody to go into the water. A blue flag means that it

is dangerous for children.

1. We know from the text(文章) that _______________.

A. the Hong Kong public beaches are the best in the world

B. Hong Kong has the most beaches in the world

C. Hong Kong has more than forty public beaches

D. some of the Hong Kong public beaches are separate(不相连的) from the main islands.

2. We can reach _______________ by bus.

A. all the public beaches

B. no public beach

C. only a few public beaches

D. many of the public beaches

3. When you see a blue flag, you know that _______________ there.

A. women should not swim

B. children should not swim

C. nobody should swim

D. anybody can swim

4. The writer thinks _______________

A. You can swim when you see where there is a red flag.

B. You should not swim with other people.

C. You should not swim after lunch.

D. You can't swim for a short time.

5.  The text mainly(主要地) tells us _______________  in Hong Kong.

A. the public beaches and swimming

B. the danger of swimming

C. the best beaches

D. the difficulties to go swimming  

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