which you'll think, only a ten or eleven year old, but when there is thirteen of them, it's a lot.

你会想，不就是十岁、十一岁的小孩嘛，但有十三个还是很多的。

大城市是否危险？ - SpeakingMax英语口语达人

And then when you are 11, you would move on to a secondary school.

然后十一岁的时候，继续上中学。

英国的教育 - SpeakingMax英语口语达人