根据要求改写下列句子
1.Daniel has written four letters to his parents.（改为一般疑问句）
________ Daniel ________ four letters to his parents?
2.Kitty has gone to the cinema already.（改为否定句）
Kitty ________ ________ to the cinema ________.
3.Mr Wu no longer lives there.（改为同义句）
Mr Wu ________ ________ there ________ ________.