Happened
v. 发生（happen的过去式, 过去分词）
🗣️ 情景例句
If you want to go sightseeing, a ferry trip is usually pretty cheap.
如果你想观光，坐船通常是比较便宜的。
She was fully equipped for the climbing.
她装备齐全，准备登山。
How?
怎么做呢？