Translation of "Existed" in Chinese

- I was nine years old when I asked my mom if Santa Claus really existed.
- I was nine years old when I asked my mother whether Father Christmas really existed.

我九岁的时候问我妈妈圣诞老人是否真的存在。

I was nine years old when I asked my mother whether Father Christmas really existed.

我九岁的时候问我妈妈圣诞老人是否真的存在。

From the moment that I knew that the university existed, I've wanted to go there.

自从我知道大学存在的时候，我就想去了。

I was nine years old when I asked my mom if Santa Claus really existed.

我九岁的时候问我妈妈圣诞老人是否真的存在。

Accordingly, besides noun declension patterns, there also existed a greater variety of verb conjugation patterns than in Modern English.

因此，除了名詞的變格之外，也存在比現代英語多的動詞的各種變型。