I have pimples/burn mark. 我有痘印。

My face feels itchy. 我的脸很痒。

Your skin is rough. 你的皮肤很粗糙。

My face is peeling. 我的脸脱皮了。

I need to get rid of my mole. 我需要把痣除掉。

How do you care for your face? 你是怎样保养脸部的?