Electricity is a very interesting things. It can provide power for us . It makes ours daily lives turn eaiser. But when we use electricity, we must be careful 。We can use electricity to do lots of things. Such as uses rice cooker to cook, uses washing machinice to wash cloths,makes the air conditioner is working and so on. Electricity flows through wires. It's like water,in a way. These are connected to cables under the street. Then they're connected to a power station.