给下列的单词分类。

mouth yellow daughter blue red cry laugh green pink mother foot brother sing eye work father ear play hand 1. 身体器官: _____________________________________________________ 2. 颜色: _________________________________________________________ 3. 家庭成员: _____________________________________________________ 4. 动作: _________________________________________________________

1. mouth, foot, eye, ear, hand
2. yellow, blue, red, green, pink
3. daughter, mother, brother, father
4. cry, laugh, sing, work, play