my brother's sister is my(s ).

my brother's sister is my(s ). my sister's brother is my mother's. Lucy's brother is ( ) ( ) ( ) my sister (改为同义句） 英语句子补充My sister's brother is my mother's________.My mother's My brother's uncle's is ( sixty)括号提问 (Alice) is my sister 括号 My father ’s sister is my—— .Hie brother is my————. My mother's s.is my sister. My father's mother is my _____ A aunt B sister C brother D g It is not my sister,nor my brother.but it's still the child My mother's brother is my _. My mother's brother is my ___. My father's brother is my ( ).