Conjugaison du verbe anglais
COULD PRECLEAN

Verbe régulier : preclean - precleaned - precleaned

Affirmation

Forme simple	Forme en V-ing
I could preclean you could preclean he could preclean we could preclean you could preclean they could preclean	I could be precleaning you could be precleaning he could be precleaning we could be precleaning you could be precleaning they could be precleaning
Perfect	Perfect en V-ing
I could have precleaned you could have precleaned he could have precleaned we could have precleaned you could have precleaned they could have precleaned	I could have been precleaning you could have been precleaning he could have been precleaning we could have been precleaning you could have been precleaning they could have been precleaning

Négation

Forme simple	Forme en V-ing
I couldn't preclean you couldn't preclean he couldn't preclean we couldn't preclean you couldn't preclean they couldn't preclean	I couldn't be precleaning you couldn't be precleaning he couldn't be precleaning we couldn't be precleaning you couldn't be precleaning they couldn't be precleaning
Perfect	Perfect en V-ing
I couldn't have precleaned you couldn't have precleaned he couldn't have precleaned we couldn't have precleaned you couldn't have precleaned they couldn't have precleaned	I couldn't have been precleaning you couldn't have been precleaning he couldn't have been precleaning we couldn't have been precleaning you couldn't have been precleaning they couldn't have been precleaning

Forme interrogative

Forme simple	Forme en V-ing
could I preclean? could you preclean? could he preclean? could we preclean? could you preclean? could they preclean?	could I be precleaning? could you be precleaning? could he be precleaning? could we be precleaning? could you be precleaning? could they be precleaning?
Perfect	Perfect en V-ing
could I have precleaned? could you have precleaned? could he have precleaned? could we have precleaned? could you have precleaned? could they have precleaned?	could I have been precleaning? could you have been precleaning? could he have been precleaning? could we have been precleaning? could you have been precleaning? could they have been precleaning?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I preclean? couldn't you preclean? couldn't he preclean? couldn't we preclean? couldn't you preclean? couldn't they preclean?	couldn't I be precleaning? couldn't you be precleaning? couldn't he be precleaning? couldn't we be precleaning? couldn't you be precleaning? couldn't they be precleaning?
Perfect	Perfect en V-ing
couldn't I have precleaned? couldn't you have precleaned? couldn't he have precleaned? couldn't we have precleaned? couldn't you have precleaned? couldn't they have precleaned?	couldn't I have been precleaning? couldn't you have been precleaning? couldn't he have been precleaning? couldn't we have been precleaning? couldn't you have been precleaning? couldn't they have been precleaning?