【单选题】It can be inferred from the passage that
A.
the 1960s vision of changing the world led students to conform
B.
the educational system and its administrators are partly to blame for the rise in cheating
C.
punishment for cheaters has always been severe in this country
D.
the student who cheats must be at fault because the system is correct
【判断题】In the 1960s,students are the University of California, Berkeley did not protest.
【单选题】下面对于心绞痛病人的用药指导,不妥的是( )。
B.
运动和情绪激动前含服硝酸甘油,预防心绞痛发作
【单选题】电路如图 所示,开关闭合前电路已处于稳态,开关在 t =0 时接通,则电路中电压 u (0 + )=( ) 。
【单选题】下面对于心绞痛患者的用药指导,不妥的是()
B.
运动和情绪激动前含服硝酸甘油,预防心绞痛发作
【单选题】下面对于心绞痛患者的用药指导,不妥的是
B.
运动和情绪激动前含服硝酸甘油,预防心绞痛发作
【单选题】电路如图 所示,开关闭合前电路已处于稳态,开关在 t =0 时接通,则电容中的电流的初始值 ( )。