[单项选择]法的实施的直接目的是（）
A. 法的实现
B. 法的创制
C. 法学研究
D. 法律现实

[多选题]为加快推进各单位开展变电运维模式优化和集控站建设，加强变电设备管理，提升变电设备监控强度、运维管理细度、生产信息化程度和队伍建设力度，国网设备部组织制定了哪些文件？
A.《推进变电运维模式优化及集控站试点建设工作意见》、《国家电网有限公司变电集控站管理规定（试行）》
B.《国家电网有限公司变电集控站设备监控管理规范（试行）》
C.《国家电网有限公司变电设备主人制实施指导意见（试行）》
D.《推进变电运维模式优化及集控站试点建设工作意见》

[简答题]以吓关于同频切换中A3测量报告的描述,正确的是哪些项?

[单选题]在火灾报警系统中，对于消防电话主机呼叫及应答的描述，不正确的一项是（ ）。
A.拿起消防电话主机手柄，输入密码，确认后输入固定分机编号，图标由“×”变为“√”，按【确认/放音】键即可呼出
B.消防电话主机呼叫消防电话分机后，相应的消防电话分机将振铃
C.挂断通话的分机，只需按下其所对应的按键
D.将手柄挂上，通话状态依旧保持

[单项选择]义务教育具有强制性、免费性和（）
A. 发展性
B. 针对性
C. 普及性
D. 全面性

[单选题] ( )应当对所采用的设计文件、制造工艺和检查校验测试的方案的正确性负责。
A.制造单位
B.安装单位
C.维保单位
D.使用单位

[单项选择]

Some students at the Open University left school 20 years ago. (36) are younger but all must be at least 21 years old. This is one example of (37) the Open University is different (38) all the others. Its students must (39) work fulltime or be at home all day. They do not have to (40) any examinations before they are (41) . This is why the university is called "open". It was started (42) order to help people who (43) having a university education when they were young. The first name (44) the open university was "the University of the Air". The idea was to teach (45) the air, in other (46) , on radios and the television. (47) of the teaching is done like this. The student also receives (48) at one of 283 study centers in the country. He must also (49) three weeks every summer as a (50) student. Tutors and students (51) and study together, (52) <
A. in
B. from
C. of
D. at