Backround of Sister Carrie?

Backround of Sister Carrie? sister of My sister always think of She is a sister of my ____ (sister) 填什么 mary's sister's sister of mary's 那个对 The book is one of ____ ALily's sister BLily's sister's book CLily's sister's DLily sister'sThe book is one of ____ALily's sister BLily's sister's book CLily's sister's DLily sister's The book is one of ____ ALily's sister BLily's sister's book CLily's sister's DLily sister'sThe book is one of ____ALily's sister BLily's sister's book CLily's sister's DLily sister's Alice is___(care)of the two sister the youngest sister of brother什么意思 sister sister sister. “A friend of my sister”表达正确吗?还是应该是“A friend of my sister's”? a teacher of my sister 和 a teacher of my sister's 有什么区别 she takes care of her sister.同义句her sister __ __ ___ __by __ He takes good care of his sister .同义句He looks __________ his sister _________. My sister is fond of swimming 和 My sister likes swimming有什么区别? His sister is a member of the rock band.同义句 His sister () () the rock band.