Set Study 02_Perspective

I don't remember in my past school life, I had learn perspective or not, may be some boxes training, anyway, I think I am not good at perspective, so I start to learn.

我不記得我學生時期有沒有透視的訓練，可能練了一些盒子吧！不過，我得重生訓練過！
一開始我先從簡單的方形作練習！