changed
adj. 改变的；变化的；
v. 改变（change的过去式和过去分词）；
例句：That incident changed their lives.
那次事件改变了他们的生活。
Our ship changed course.
我们的船改变了航向。
The lights changed from red to green.
交通灯已由红变绿。
Much has changed since my last visit.
自我上次来访后，变化很大。
Things have changed since I was a lad.
从我幼时至今，一切都发生了变化。
'How have I changed?' he asked silkily.
“我是什么变化？”他柔声问道。
Fortunately for us, the weather changed.
我们运气好，天气变了。
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