根据音标写单词，写出一组同音词。

1. They __________ a bike in the shop and then go home __________ bike. 

2. Lucy often __________ Tom in the supermarket. They like __________ very much. 

3. There are __________ books on the desk. They're __________ you. 

4. My __________ is watering the flowers under the __________. 

5. I can __________ the __________. 

电能表的额定电压是根据（）确定的。

A.设备容量

B.负荷电流

C.电网供电电压

D.额定电流