Conjugaison du verbe anglais
COULD SMOOTHEN

Verbe régulier : smoothen - smoothened - smoothened

Affirmation

Forme simple	Forme en V-ing
I could smoothen you could smoothen he could smoothen we could smoothen you could smoothen they could smoothen	I could be smoothening you could be smoothening he could be smoothening we could be smoothening you could be smoothening they could be smoothening
Perfect	Perfect en V-ing
I could have smoothened you could have smoothened he could have smoothened we could have smoothened you could have smoothened they could have smoothened	I could have been smoothening you could have been smoothening he could have been smoothening we could have been smoothening you could have been smoothening they could have been smoothening

Négation

Forme simple	Forme en V-ing
I could not smoothen you could not smoothen he could not smoothen we could not smoothen you could not smoothen they could not smoothen	I could not be smoothening you could not be smoothening he could not be smoothening we could not be smoothening you could not be smoothening they could not be smoothening
Perfect	Perfect en V-ing
I could not have smoothened you could not have smoothened he could not have smoothened we could not have smoothened you could not have smoothened they could not have smoothened	I could not have been smoothening you could not have been smoothening he could not have been smoothening we could not have been smoothening you could not have been smoothening they could not have been smoothening

Forme interrogative

Forme simple	Forme en V-ing
could I smoothen? could you smoothen? could he smoothen? could we smoothen? could you smoothen? could they smoothen?	could I be smoothening? could you be smoothening? could he be smoothening? could we be smoothening? could you be smoothening? could they be smoothening?
Perfect	Perfect en V-ing
could I have smoothened? could you have smoothened? could he have smoothened? could we have smoothened? could you have smoothened? could they have smoothened?	could I have been smoothening? could you have been smoothening? could he have been smoothening? could we have been smoothening? could you have been smoothening? could they have been smoothening?

Forme interro-négative

Forme simple	Forme en V-ing
could I not smoothen? could you not smoothen? could he not smoothen? could we not smoothen? could you not smoothen? could they not smoothen?	could I not be smoothening? could you not be smoothening? could he not be smoothening? could we not be smoothening? could you not be smoothening? could they not be smoothening?
Perfect	Perfect en V-ing
could I not have smoothened? could you not have smoothened? could he not have smoothened? could we not have smoothened? could you not have smoothened? could they not have smoothened?	could I not have been smoothening? could you not have been smoothening? could he not have been smoothening? could we not have been smoothening? could you not have been smoothening? could they not have been smoothening?