Passage 7

Fire can help people in many ways.But it can be very harmful.Fire can make water hot and the house warm,give light and cook food.But fire can burn things,__1__.Big fire can make trees,houses,animals or people.火在很多方面可以帮助人们。但它可以是非常有害的。火能使水热，使家温暖，给光和烹调食物。但火也可以燃烧的东西。大火能使树木，房子，动物或人着起来。

Nobody knows clearly when people began to make fire.But there are many interesting stories about the first time a man or a woman started a fire.One is __2__a man.The man lived very long time ago.He went up to the sun and brought fire down.没有人清楚知道人们何时开始生火。但也有许多有趣的故事关于第一次使用火的人。一个是关于一个男人。这个男人生活在很久以前。他去太阳那里，把火带下来。

Today people know how to make a fire with matches.Children sometimes __3__to play with them.But matches can make him very dangerous.The matches can burn a piece of paper and then burn a house.A small fire can turn a big fire,very quickly.So you __4__ be careful with fire.今天人们知道怎么使用火柴生火。孩子们有时喜欢玩火柴。但火柴可以让他很危险。火柴可以点燃一张纸，然后烧毁一间房屋。一个小火能变成大火，很快。所以你必须对火要很小心。

Be careful with fire,and it will __5_ you.But if you are not careful with fire,and it may hurt you.

小心火，它会帮助你。但如果你不小心用火，它会伤害你

1 A too B.about C.must D.help E.like

2 A too B.about C.must D.help E.like

3 A too B.about C.must D.help E.like

4 A too B.about C.must D.help E.like

5 A too B.about C.must D.help E.like

答案：ABECD

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