He started to learn the piano when he was seven改为同义句

He started to learn the piano when he was seven改为同义句 he started to learn the piano when he was He began to learn the piano when he was?(改为同义句) He started to learn the piano when he was five years old(改为同 When he was five ,he started playing the piano .(改为同义句) He began to play the piano when he was seven.(同义句)He( )( )th He started to learn English when he was 3.(改为同义句） He started to learn the piano when he was five years old. 句型转换。 1.He started to learn the piano when he was five years I started to learn the piano when I was five years old.的同义句是 he could play the piano well when he was seven years old的同义句 the boy learned to play the piano when he was 5改为同义句