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