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问题 单项选择题

诊断活动和评价活动是( )的分析过程。

A．物质组成

B．技术性

C．能量性

D．安全等级

答案

参考答案：B

解析： 技术性分析的过程是对主要事故现象的成因与过程分析，以及对事故损失后果的评价，可使企业在采取预控对策或者危机管理对策时有科学的判识依据。

单项选择题

对较复杂问题的皮肤进行鉴别、判断时，要（）各种问题皮肤发生的时间长短，有无自觉症状、变化及可能诱发的原因

A.核实

B.询问

C.评价

D.调查
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单项选择题

There is virtually no limit to how one can serve community interests, from spending a few hours a week with some charitable organization to practically full-time work for a social agency. Just as there are opportunities for voluntary service (1) (VSO) for young people before they take up full-time employment, (2) there are opportunities for overseas service for (3) technicians in developing countries. Some people, (4) those who retire early, (5) their technical and business skills in countries (6) there is a special need.

So in considering voluntary or (7) community service, there are more opportunities than there (8) were when one first began work. Most voluntary organizations have only a small full-time

(9) and depend very much on volunteers and part-timers. This means that working relationships are different from those in commercial organizations, and values may be different. (10) some ways they may seem more casual and less efficient, but one should not (11) them by commercial criteria. The people who work with them do so for different reasons and with different (12) , both personal and (13) . One should not join them (14) to arm them with professional experience; they must be joined with commitment to the (15) , not business efficiency. Because salaries are (16) or non-existent many voluntary bodies offer modest expense. But many retired people take part in community service for (17) , simply because they enjoy the work.

Many community activities possible (18) retirement were also possible during one’s working life but they are to be undertaken (19) seriously for that. Retired people who are just looking for something different or unusual to do should not consider (20) community service.

2（）

A.as

B.so

C.then

D.that
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