新概念英语初中早读 （26）很久以前的火
Fires Long Ago 很久以前的火 We don't know how the first fire was made. 我们不知道第一束火是怎样来的。 Early fires on the earth were certainly caused by nature,not by man. 但地球上早期的火是由大自然产生的，不是人发明的。 Some were caused by lightning in a storm, 有些火是由雷电造成， others,perhaps by one hot material which came out of a volcano. 有的也许是由火山喷发出的热...