Sam is good at playing the piano.(改成同义句）Sam ?the piano?

Sam is good at playing the piano.(改成同义句）Sam ?the piano? Sam is good at playing the piano.改为同义句 Sam is good at playing the piano.改为同义句 sam___ ___the piano _ Mary is good at playing the piano.（改为同义句） Mary（ ）well（ ）play 英语同义句转换器!原句：helen is good at playing the piano.改：helen () () sam can play the piano well 改同义句 sam is___ ____ ___ the pian He is good at the piano同义句转换 Sam is good at playing baseball .改为同义句 the girl is good at playing the piano改为同意句the girl_ _ _piayi You are good at playing the piano.的答句 I like playing the piano同义句 Playing the piano is ()() Rita enjoy playing the piano.She is good at