英语
1. 人们常常记得当他们听到历史上的重大事件的新闻时他们正在做什么。 People often remember they when they heard the news of important events .

2019-04-26

1. 人们常常记得当他们听到历史上的重大事件的新闻时他们正在做什么。

People often remember ____ they____ ____ when they heard the news of important events____ ____ .

优质解答
1. what;were doing;in history
1. what;were doing;in history
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