请用英语介绍你的三件学习用具和它们的颜色.20词左右.
问题描述：
请用英语介绍你的三件学习用具和它们的颜色.20词左右.
答
I awalys use pens in my study.Some are black,and some are blue.I awalys use papers in my study.They are in many colors.I awalys use books in my study.They are in many colors.