380. But the accident made me quite curious about how often this kind of thing happens.

英语四级译文:
但是这起事故让我对这类事情到底多久发生一次感到非常好奇。

四级词汇讲解:
make sb.+adj.意为“使某人……”，make此处意为“使成为，变得，变成”，形容词是sb.的宾语补足语。如:
The news made us happy.这消息使我们很高兴。
He made it clear that he objected to the plan.他明确表示反对该计划。

curious about意为“对……富有好奇心的，感兴趣的”。如:
I'm curious about his work.我对他的工作很感兴趣。

how often意为“多频繁”，引导疑问句时用于询问动作发生的频率。如:
How often do you write to your parents?你多久给你的父母写一次信?