Present participle; Past participle - attaching - attached Present - attach - attach - attaches - attach - attach - attach Past - attached - attached - attached - attached - attached - attached Future - will attach - will attach - will attach - will attach - will attach - will attach Present conditional - would attach - would attach - would attach - would attach - would attach - would attach Present Perfect - have attached - have attached - has attached - have attached - have attached - have attached Past Perfect - had attached - had attached - had attached - had attached - had attached - had attached Future Perfect - will have attached - will have attached - will have attached - will have attached - will have attached - will have attached Past conditional - would have attached - would have attached - would have attached - would have attached - would have attached - would have attached Imperative - - - attach - - - - - - - -