储蓄产生和发展的第一个阶段是（）。(五级、四级)
A、信用储蓄阶段
B、货币储蓄阶段
C、实物储蓄阶段
D、原始储蓄阶段
参考答案：C
—You couldn't have chosen any gift better for me.
—________.[ ]
A. Oh, don't you like it?
B. That's all right.
C. I'm glad you like it so much.
D. You've a gift for music, don't you?
开关故障跳闸后的特殊检查项目有那些？
