(1)People may lose thier lives and homes or they may be seriously injured in a fire.
(2)Thoughtless people drop burning cigarette ends everywhere.
(3)First,the workers put some hot glass onto one end of a long metal pipe. Then they start blowing from the other end of the pipe.
參考答案:1。人们也许会失去生命和家园，或者他们也会被火严重烫伤。
2。欠考虑的人们将燃烧着的烟头到处丢弃。
3。首先，工人们将热玻璃放在金属管的一段。然后他们开始从管的另一端吹气。