They started to play the piano one or two hours ago.(改为同义句)

They started to play the piano one or two hours ago.(改为同义句) They began to play in the park three hours ago.(改为同义句) I started to play the piano when I was six years old .(改为同义句 将"I started playing the piano at the ago of eight"改为同义句 She started to operate on his leg three hours ago(改为同义句) She 1.I started to play the piano when I was six years old.(改为同义 They went to the park two days ago.（改为同义句） Toney left school two hours ago.改为同义句 He started to learn the piano when he was seven改为同义句 It takes him two hours to play with his little cat.(改为同义句）He The concert began two hours ago.（同义句转换） The Greens left Beijing two hours ago 的同义句