The twins came to China three years ago.(改为现在完成时态的句子)

His grandpa died three years ago 改为现在完成时态 He came to the school three years ago,改为现在完成时 Mary came to China three years ago.[改为同义句] Mary has [ ] in C 句型转换He came to the school three years ago.改为现在完成时He___ ____ He came to China three years ago,so he ---in China A used to He came to China three years ago,so he ___in China. 1.Bill came to China five years ago.(改为同义句） Mr Smith came to China eight years ago.（改为同义句） Mr Mr Smith came to China six years ago.(改为同义句） Mr Black came to China seven years ago.（改为同义句） Mr Green came to China several years ago.(改为同意句）谢谢啊. Kitty came here three years ago.(改为同义句）