| 1. | An electric heater consumes too much electricity . 电热器用电太费。 |
| 2. | Two like electric charges repel each other . 同性的电荷互相排斥。 |
| 3. | He uses an electric razor for shaving . 他用一把电动刮脸刀刮脸。 |
| 4. | Electric currents persisted only for a moment . 电的流动只持续短暂时间。 |
| 5. | Sparks are spurting out from the electric wire . 电线在冒火花。 |
| 6. | There is an electric cooker in the kitchen . 厨房里有一只电炉。 |
| 7. | Suddenly somebody flashed an electric torch . 手电筒霍然一亮。 |
| 8. | Electric lights lit up the basket-ball ground . 电灯把篮球场照得亮堂堂的。 |
| 9. | The electric current varies directly with the voltage . 电流与电压成正比。 |
| 10. | The electric kitchen clock growled . 厨房里的电动钟嗡嗡作响。 |