2009年冬天*型H1N1在全世界漫廷,患者人数和死亡人数不断上升，为针对*型H1N1在*的漫廷，我国生产...

问题详情：

 2009年冬天*型H1N1在全世界漫廷,患者人数和死亡人数不断上升，为针对*型H1N1在*的漫廷，我国生产出了世界上第一支疫苗，并加强医院的救治工作。如图所示是改造后的医院病房和护士值班室的示意图，病人需要护理时，只要按床边的接钮开关能及时通知护士：1号床的病人按下开关S1，护士值班室的灯L1亮，2号床的病人按下开关S2，护士值班室的灯亮L2，下列电路符合要求的是：                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            

【回答】

A

知识点：电流和电路单元测试

题型：选择题