将下列单词分类。(10分)

pants, our, ear, yellow, pink, their, hand, jacket, foot, hair, blue, head, its, dress, red, purple, yours, coat, mine, shirt,

    1. 身体部位类：_____________________________
2. 衣服类：_________________________________
3. 物主代词类：_____________________________
4. 颜色类：_________________________________