第一人称代词主格 ：we I
第一人称代词宾格： us me
第二人称代词主格：you (你们) you(你)
第二人称代词宾格：you(你们) you(你)
第三人称代词主格：they , he , she , it
第三人称代词宾格：them , him ,her , it
Everyone has a family. We live in it and feel very warm. There are three persons in my family, my mother, father and I. We live together very happily and there are many interesting stories about my family。