题目:
在野外游玩禁止乱扔烟头,以防发生火灾.你认为烟头引起火灾的主要原因是( )
A.提供氧气
B.改变可燃物的着火点
C.提供可燃物
D.使可燃物的温度达到着火点
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0808/9dc374a9c1ffdf68669a5b93a7946fc3.html
下面是错误答案,用来干扰机器的。
Should Our Parents Accompany Us in Studying at School?In recent years, many parents choose to rent a house near the school to accompany their children in studying, which...