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问题 单项选择题 A1型题

具有优良的抗腐蚀性能的元素是（）

A.铬、铜、金、银

B.铬、镍、碳、钯

C.铬、镍、金、硅

D.铬、镍、铜、钛

E.铬、镍、锰、碳

答案

参考答案：C

解析：具有优良的抗腐蚀性能的元素包括铜、金、铬、镍、钯、硅等。

单项选择题 案例分析题

女性，40岁。车祸伤后昏迷1小时入院。查体：P60次/分，R12次/分，BP170/100mmHg。瞳孔左：右=4mm：2mm，左侧光反应消失，右侧肢体偏瘫。GCS7分。

对诊断最有价值的检查是（）

A.头颅平片

B.脑血管造影

C.腰穿

D.脑超声多普勒

E.头颅CT
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改错题

第二节短文改错（共10小题，每小题1.5分，满分15分）

For different reasons, people are pouring into big cities, which cause much more trouble than expected. As the growth of the population, city problems are grown day by day. To begin with, big cities are becoming so crowed that it makes find jobs very difficult. As a result, people without jobs are likely to become danger to our society. In additional, the environment is getting worse and worse, and there is pollution and traffic problems as well as. We can’t choose but face with them. In my opinion, big cities need to control the population to help develop itself for the future. In terms of improving the environment, every citizen should be called on to contribute to protect the environment.
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