使用者:Derekleungok
外觀
Derekleungok 的用戶框
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--Self-introduction--
I am Derek Leung. I am 13 years old.
I am very interested in Mathematics and Chemistry.
Derekleungok 的用戶框
|
--Self-introduction--
I am Derek Leung. I am 13 years old.
I am very interested in Mathematics and Chemistry.