Present participle; Past participle - dredging - dredged Present - dredge - dredge - dredges - dredge - dredge - dredge Past - dredged - dredged - dredged - dredged - dredged - dredged Future - will dredge - will dredge - will dredge - will dredge - will dredge - will dredge Present conditional - would dredge - would dredge - would dredge - would dredge - would dredge - would dredge Present Perfect - have dredged - have dredged - has dredged - have dredged - have dredged - have dredged Past Perfect - had dredged - had dredged - had dredged - had dredged - had dredged - had dredged Future Perfect - will have dredged - will have dredged - will have dredged - will have dredged - will have dredged - will have dredged Past conditional - would have dredged - would have dredged - would have dredged - would have dredged - would have dredged - would have dredged Imperative - - - dredge - - - - - - - -