I could mortar you could mortar he could mortar we could mortar you could mortar they could mortar
Forme en V-ing
I could be mortaring you could be mortaring he could be mortaring we could be mortaring you could be mortaring they could be mortaring
Perfect
I could have mortared you could have mortared he could have mortared we could have mortared you could have mortared they could have mortared
Perfect en V-ing
I could have been mortaring you could have been mortaring he could have been mortaring we could have been mortaring you could have been mortaring they could have been mortaring
Négation
Forme simple
I couldn't mortar you couldn't mortar he couldn't mortar we couldn't mortar you couldn't mortar they couldn't mortar
Forme en V-ing
I couldn't be mortaring you couldn't be mortaring he couldn't be mortaring we couldn't be mortaring you couldn't be mortaring they couldn't be mortaring
Perfect
I couldn't have mortared you couldn't have mortared he couldn't have mortared we couldn't have mortared you couldn't have mortared they couldn't have mortared
Perfect en V-ing
I couldn't have been mortaring you couldn't have been mortaring he couldn't have been mortaring we couldn't have been mortaring you couldn't have been mortaring they couldn't have been mortaring
Forme interrogative
Forme simple
could I mortar? could you mortar? could he mortar? could we mortar? could you mortar? could they mortar?
Forme en V-ing
could I be mortaring? could you be mortaring? could he be mortaring? could we be mortaring? could you be mortaring? could they be mortaring?
Perfect
could I have mortared? could you have mortared? could he have mortared? could we have mortared? could you have mortared? could they have mortared?
Perfect en V-ing
could I have been mortaring? could you have been mortaring? could he have been mortaring? could we have been mortaring? could you have been mortaring? could they have been mortaring?
Forme interro-négative
Forme simple
couldn't I mortar? couldn't you mortar? couldn't he mortar? couldn't we mortar? couldn't you mortar? couldn't they mortar?
Forme en V-ing
couldn't I be mortaring? couldn't you be mortaring? couldn't he be mortaring? couldn't we be mortaring? couldn't you be mortaring? couldn't they be mortaring?
Perfect
couldn't I have mortared? couldn't you have mortared? couldn't he have mortared? couldn't we have mortared? couldn't you have mortared? couldn't they have mortared?
Perfect en V-ing
couldn't I have been mortaring? couldn't you have been mortaring? couldn't he have been mortaring? couldn't we have been mortaring? couldn't you have been mortaring? couldn't they have been mortaring?