Fire can help people in many ways. But can al

Fire can help people in many ways. But can al

答案:

【小题1】A
【小题2】C
【小题3】D
【小题4】C
【小题5】B

解析【小题1】细节理解题，根据文中语句“Nobody knows for sure how people began to use fire.”理解可知。
【小题2】细节理解题，根据文中语句“But matches can be very dangerous.”理解可知。
【小题3】细节理解题，根据文中语句“Fires need oxygen. Without oxygen they die. There is oxygen in the air.”理解可知。
【小题4】细节理解题，根据文中语句“Be careless with fire, and it will burn you. ”理解可知。
【小题5】理解归纳题，根据文中语句“Be careful with fire, and it will help you. Be careless with fire, and it will burn you. ”理解可知。

对的，就是这个意思

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