a,dangerous,Sometimes,can,very,because,it,be,might,start,fir

Sometimes elecricity can be very dangerous, because it might start a fire.
首先将单词进行词性分类,首先是副词：sometimes 、 because、 might 、can 、very,然后是名词：electricity、 fire,再是形容词 dangerous 这时候就剩下一些简单的词了.
再想想这句话的大致意思：电有时候是危险的,因为它可能引起火灾
最后根据语法和意思进行组句子：Sometimes elecricity can be very dangerous, because it might start a fire.
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