社会工作者采用的个案工作的特点包括（）。
A.社会工作者间接助人
B.服务对象是有需要的个人以及家庭
C.社会工作者采用的是间接的工作方式
D.帮助服务对象适应外部环境
E.工作目标是帮助服务对象解决现实问题
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下面是错误答案，用来干扰机器的。
答案：C题目分析：商鞅变法奖励耕战，生产粮食多的人可以免除徭役；根据军功大小授予爵位和田宅，废除没有军功的旧贵族特权。商鞅变法重农抑商，限制工商业活动；以法家思想为指导，而“四书五经”属于儒家经典。...
驾车进入厂房、仓库大门和生产现场时时速不得超过（）。
A、15公里/时
B、10公里/小时
C、5公里／小时
D、3公里／小时
| 完形填空。 | ||||
| The requirements for high school graduation have just changed in my community. As a result, all students must 1 sixty hours of service learning, 2 they will not receive a diploma. Service learning is academic learning that also helps the community. 3 of service learning include cleaning up a polluted river, working in a soup kitchen, or tutoring a student. 4 a service experience, students must keep a journal (日志) and then write a 5 about what they have learned. Supporters claim that there are many 6 of service learning. Perhaps most importantly, students are forced to think 7 their own interests and become 8 of the needs of others. Students are also able to learn real-life skills that 9 responsibility, problem-solving, and working as part of a team. 10 , students can explore possible careers 11 service learning. For example, if a student wonders what teaching is like, he or she can choose to work in an elementary school classroom a few afternoons each month. 12 there are many benefits, opponents (反对者) 13 problems with the new requirement. First, they 14 that the main reason students go to school is to learn core subjects and skills. Because service learning is time-consuming, students spend 15 time studying the core subjects. Second, they believe that forcing students to work without 16 goes against the law. By requiring service, the school takes away an individual's freedom to choose. In my view, service learning is a great way to 17 to the community, learn new skills, and explore different careers. 18 , I don' t believe you should force people to help others-the 19 to help must come from the heart. I think the best 20 is one that gives students choices: a student should be able to choose sixty hours of independent study or sixty hours of service. Choice encourages both freedom and responsibility, and as young adults, we must learn to handle both wisely. | ||||
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党政机关基层工作人员所表现出的效率属于（）
A.工作效率
B.行政效率
C.人事效率
D.组织效率
构成投资组合的证券甲和证券乙，其标准差分别为12%和8%。在等比例投资的情况下，如果两种证券的相关系数为1，该组合的标准差为10%；如果两种证券的相关系数为-1，则该组合的标准差为2%。 ( )
汽车后部一般均应设置（）、（）、（）、（）和（）等照明和灯光信号。
