Present participle; Past participle - precluding - precluded Present - preclude - preclude - precludes - preclude - preclude - preclude Past - precluded - precluded - precluded - precluded - precluded - precluded Future - will preclude - will preclude - will preclude - will preclude - will preclude - will preclude Present conditional - would preclude - would preclude - would preclude - would preclude - would preclude - would preclude Present Perfect - have precluded - have precluded - has precluded - have precluded - have precluded - have precluded Past Perfect - had precluded - had precluded - had precluded - had precluded - had precluded - had precluded Future Perfect - will have precluded - will have precluded - will have precluded - will have precluded - will have precluded - will have precluded Past conditional - would have precluded - would have precluded - would have precluded - would have precluded - would have precluded - would have precluded Imperative - - - preclude - - - - - - - -