Present participle; Past participle - assembling - assembled Present - assemble - assemble - assembles - assemble - assemble - assemble Past - assembled - assembled - assembled - assembled - assembled - assembled Future - will assemble - will assemble - will assemble - will assemble - will assemble - will assemble Present conditional - would assemble - would assemble - would assemble - would assemble - would assemble - would assemble Present Perfect - have assembled - have assembled - has assembled - have assembled - have assembled - have assembled Past Perfect - had assembled - had assembled - had assembled - had assembled - had assembled - had assembled Future Perfect - will have assembled - will have assembled - will have assembled - will have assembled - will have assembled - will have assembled Past conditional - would have assembled - would have assembled - would have assembled - would have assembled - would have assembled - would have assembled Imperative - - - assemble - - - - - - - -