下列物质能导电且属于电解质的是（　　）

A．石墨

B．盐酸

C．氯化钠固体

D．熔融的氢氧化钠

___________ the past, leaving the sadness behind, ___________ you’ll see the door of a new bright world open before you.

A．Forget; and

B．Forgetting; and

C．Forget; /

D．To forgetting; /