每块电池应按顺序贴上电池序号标签，总电压（）V处为1号依此类推2号、3号...。
A.0
B.24
C.48
D.52
参考答案：A
根据句意及首字母提示完成下列句子。
1. You can take the e to the second floor.
2. Could you please tell me if there are any public r_____ around here?
3. —Excuse me. Can you tell me where I can buy some writing paper?
—Sure. There is a d on Center Road.
4. You should buy some f to make your house beautiful, such as a new sofa and a new bookcase.
第三套人民币是（）起陆续发行的。
A.1957年12月1日
B.1962年4月15日
C.1980年4月15日
