Many, many years ago, people used a stick, a large piece of wood and dry leaves to make a fire.
许多许多年前 人们用木棍 一大片木头和干树叶来生火
They used fire to cook meat and to get light and heat.
他们用火来烹煮肉类 获取光和热
Today, people use fire in many different ways.
如今 人们在很多地方用到火
At home, we use fire to cook food and boil water.
在家里 我们用火来做饭和烧水
In factories, workers use fire to melt metals to make things of different shapes.
在工厂里 工人用火融化金属做成不同形状的物件
Factory workers also use fire to make glass.
工厂工人还用火来做玻璃
Fire can be very dangerous.
火会变得十分危险
Every year, hill fires burn a lot of trees.
每一年都会有很多树毁于森林火灾之中
This is because there are many careless people.
这是因为有很多不小心的人们
They leave burning cigarette ends or do not put out their barbecue fires.
他们留下还没熄灭的烟蒂或者不扑灭烧烤后的火
People may be seriously injured or even lose their lives and homes in a fire.
人们可能在火灾中受重伤甚至失去生活和房屋
We must be careful with fire.
我们必须小心用火