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