问题
多项选择题
低压设备或线路停电检修，保证安全的技术措施包括（）。
A、设专人监护
B、工作许可制度
C、装设接地线
D、工作间断、转移、终结制度
E、停电、验电
F、悬挂标示牌和装设遮栏
答案
参考答案：C, E, F
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低压设备或线路停电检修，保证安全的技术措施包括（）。
A、设专人监护
B、工作许可制度
C、装设接地线
D、工作间断、转移、终结制度
E、停电、验电
F、悬挂标示牌和装设遮栏
参考答案：C, E, F
Do you still remember your dreams from childhood? They’re like flowers that never fade, “23-year-old Liu Wei told a happy audience during a broadcast of the nationwide talent competition China’s Got Talent. Liu, an ___16____ pianist from Beijing, was named one of the show’s finalists. Liu once had arms. At the age of 10 he accidentally grabbed a high-voltage wire and lost his arms. “My family and I were so ___17____ then,” Liu recalled. He credits a disable boy he met at the hospital who gives him the __18_____ to cheer him up. He was forced to __19_____ playing soccer (his favorite sport) but bounced back and ___20____himself to learn swimming. After two years, Liu had won two gold medals and one silver at the National Swimming Championship for the disabled in 2002. By the age of 19, Liu had taught himself __21_____ to play the piano with his feet, fulfilling a childhood ___22____ of composing and producing music, he said ___23____ a big smile. “__24_____ enough time, I could be just as same as anyone.” “I can read music and have __25_____ the ‘toeing’ by myself,” he told. According to Liu, the big toe is the most __26_____ digit when “toeing,” but that he can only reach five keys at the same time. “It means I  have to train my toes to move more ___27____,” he said.One of the show’s hosts, Cao Kefan, told press. “He was __28_____ so hard his feet were constantly cramping,” Cao said. “ We’ve all __29_____ our dreams when we were young, but no one has fought as hard as you,” commented Gao Xiaosong. Gao is one of the show’s judges and one of most ___30____ music producers in China. “You tell us that to __31_____ our dream, we need to s  pare no pains,” said Yi Nengjing, a show judge and Taiwanese pop star. “I’ve received a lot of letters of support, all ___32____ me to focus on my music,” Liu said. When asked what he would do when the show was ___33____, he revealed several music companies had asked to __34_____ him. But whatever happened, he added he is sure he would keep __35_____ his dream. “Music is like water an  d air to me,” he said. “I can’t live with out it.”
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以下提供若干个案例，每个案例下设若干个考题。请根据答案所提供的信息，在每道题下面的A、B、C、D、E五个备选答案中选择一个最佳答案。
| 患者女，28岁，怀孕5个月，因右上后牙自发痛，咬合痛伴面部肿胀3天就诊。查体：6颌面深龋，深及髓腔，近中腭侧牙冠缺损，断面位于龈上，Ⅰ度松动，叩痛(+++)，6颊侧近前庭沟处肿胀，压痛 |
根据情况，该患者治疗计划中错误的是
A．抗感染
B．保持口腔卫生
C．开髓引流
D．口服止痛药
E．疏通根管