Beth isn't my sister.------mycousinA.She B.Her C.She's D.He's

Beth isn't my sister.------mycousinA.She B.Her C.She's D.He's Gina isn' t my sister. She's My sister isn`t good at maths My sister isn't afraid to speak in p___ The pencil isn’t m___,it's my sister My sister is shorter than my brother.同义句My sister isn't _______ _______ _______ my brother. I look______ my sister when my mother isn,t at home my mother isn't at home,i'm b_____ my sister. my sister isn't old enough to go to school [同义句转换]. my little sister isn't old enough to dress herself.(改为同意句） My sister is good at ___(sing),but she isn't good at ___(dance) The bookcase isn’t for my sister.怎么改成肯定句 isn't she your sister?回答 My mother isn't at home ,so I am b my little sister.以b开头的单词 My English isn't very ____.But my sister can speak English very ____.（填well或good） my younger sister is too young to go to school.(改为同义句) my younger sister isn;t ____ _____to go to school My sister's lifestyle is different from mine.(改为同义句）My sister's lifestyle isn't _______ ______ ______ mine. My aunt has a sister.She isn't my aunt.Who is she?A.my mother.B.my teacher.C.my friend.怎么回答呀