【简明语法】11.16 用一般过去时代替完成时(在线收听


1) 两个动作如按顺序发生,又不强调先后,或用then,and,but 等连词时,多用一般过去时。
   When she saw the mouse,she screamed.
   My aunt gave me a hat and I lost it.

2 ) 两个动作相继发生,可用一般过去时;如第一个动作需要若干时间完成,用过去完成时。
   When I heard the news, I was very excited.

3) 叙述历史事实,可不用过去完成时,而只用一般过去时。
   Our teacher told us that Columbus discovered America in 1492.
  原文地址:http://www.tingroom.com/listen/vocabulary/6856.html