改为同义句：Mary is good at dancing.

改为同义句：Mary is good at dancing. Is the girl good at dancing?(改为同义句) She is good at dancing.改为同义句：she —— —— —— dancing. luck is good at dancing.同义句 kitty is good at dancing?同义句 Mary is good at music(改为同义句） Is the girl good at dancing?改为同义句 ____the girl ____ ____ ___ Mary is good at playing the piano.（改为同义句） Mary（ ）well（ ）play Mary is good at singing.(改为同义句)Mary ___ ___ The girl is good at dancing.（改同义句） He is good at singing and dancing 同义句两个 Lucy is good at dancing的同义句