我国的四个直辖市分别是[ ] A．北京市、天津市、上海市、广州市 B．北京市、天

下列关于汞的治疗原则叙述错误的是（）

A.患者应进行驱汞治疗

B.急性中毒应尽快服用鸡蛋清、牛奶等

C.误服者应马上洗胃

D.患者应脱离汞作业

E.急性中毒应立即肌内注射二巯基丙醇

根据《水利工程质量事故处理暂行规定》，作为水利工程质量事故分类的因素有（）。

A.工程质量事故直接损失

B.事故处理的合理工期

C.工程质量事故的范围

D.工程质量事故的后果

E.工程质量事故对工程功能和寿命的影响

男性，19岁，左膝、右足跟腱周围肿痛2周，右足跟行走痛1个月来诊。否认外伤及阴冷潮湿史。无发热。

患者跟腱周围肿痛体征提示（）

A.跟腱感染

B.跟腱骨髓炎

C.类风湿结节

D.痛风石

E.肌腱端炎

F.跟腱滑囊炎

G.胫距关节滑囊炎

H.距跟关节滑囊炎

读写任务。

     阅读下面短文，然后按照要求写一篇150词左右的英语短文。

There are many advantages in part-time jobs while you are in school. Firstly, a part-time job offers you a

chance to demonstrate (表现出) your ability and to apply (应用) what you have learned in school. Secondly,

a part-time job helps you become more independent of your family. Thirdly, the experience that you gain

through part-time job can broaden your school life.

     However, a part-time job has some disadvantages. For example, you may lose time needed for sleep, study,

and amusement. Working several hours a day consumes (消耗) a lot of time and energy and may affect study.

Maybe you will fail in your examinations.

     Because of the advantages and disadvantages of a part-time job, you have to strike the balance between

school and the job. As a student, acquiring (获得) more knowledge, especially more book learning, is your first

important task.. Although a part-time job can do you a world of good, you should not spend too much time on

it.

【写作内容】

     1. 请以约30个词概括短文的要点；

     2. 就“大学生学习期间该不该打工”这个主题发表你的看法，至少包括以下的内容要点，该部分大

约120个词：

         ① 现在流行大学生边学习边打工的现象；

         ② 人们对大学生学习期间打工的看法；

         ③ 你对大学生学习期间打工持什么看法？为什么？

【写作要求】 你可以使用实例或其它论述方法支持你的论点，也可以参照阅读材料的内容，但不要抄

袭阅读材料中的句子。

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石棉橡胶板、橡胶传动带、安全帽、牙轮钻头的保管期限分别是多少？