He realized his dream when he passed the entrance examination.
入学考试通过了, 他的梦想就实现了

realize, understand这两个词是近义词，在一起比较的一般含义是“意识到”，“弄明白”，常常可以互换使用。但 realize 可以表示“实现”

realization n. 实现

shock n. 激动, 震惊
The news gave me a very great shock.
这消息使我非常震惊。
n. 剧烈震动, 剧烈震荡
休克
She died of shock following an operation on the brain.
她死于脑手术之后的休克。

I love travelling in the country, but I don't like losing my way.
I went on an excursion recently, but my trip took me longer than I expected.
最近我作了一次短途旅行，但这次旅行所花费的时间比我预计的要长。
went on进行（go on）
We could hardly have gone on without your help.
I don't mean to interrupt. Please go on.
我并不想打断你, 请你继续说


过去, 消逝
As time went on, many changes took place in our village.
随着时间的流逝, 我们村发生了很多变化。
Take sb/sth sometime(for sb/sth) to do sth. 话费…去做某事