为人民服务是公民道德建设的核心，也是社会主义道德区别和优越于其它社会形态道德的显著标志。
参考答案：对
通过位移电流作用人体的电疗法为
A．直流电疗B．感应电疗C．间动电疗D．干扰电疗E．微波电疗
—Mum, can we go to the art museum tomorrow?
—Sure. But first we should find out ________.
A．what can we do
B．where we can go
C．how can we go there
D．if it will be open
