I could blush you could blush she could blush we could blush you could blush they could blush
Forme en V-ing
I could be blushing you could be blushing she could be blushing we could be blushing you could be blushing they could be blushing
Perfect
I could have blushed you could have blushed she could have blushed we could have blushed you could have blushed they could have blushed
Perfect en V-ing
I could have been blushing you could have been blushing she could have been blushing we could have been blushing you could have been blushing they could have been blushing
Négation
Forme simple
I couldn't blush you couldn't blush she couldn't blush we couldn't blush you couldn't blush they couldn't blush
Forme en V-ing
I couldn't be blushing you couldn't be blushing she couldn't be blushing we couldn't be blushing you couldn't be blushing they couldn't be blushing
Perfect
I couldn't have blushed you couldn't have blushed she couldn't have blushed we couldn't have blushed you couldn't have blushed they couldn't have blushed
Perfect en V-ing
I couldn't have been blushing you couldn't have been blushing she couldn't have been blushing we couldn't have been blushing you couldn't have been blushing they couldn't have been blushing
Forme interrogative
Forme simple
could I blush? could you blush? could she blush? could we blush? could you blush? could they blush?
Forme en V-ing
could I be blushing? could you be blushing? could she be blushing? could we be blushing? could you be blushing? could they be blushing?
Perfect
could I have blushed? could you have blushed? could she have blushed? could we have blushed? could you have blushed? could they have blushed?
Perfect en V-ing
could I have been blushing? could you have been blushing? could she have been blushing? could we have been blushing? could you have been blushing? could they have been blushing?
Forme interro-négative
Forme simple
couldn't I blush? couldn't you blush? couldn't she blush? couldn't we blush? couldn't you blush? couldn't they blush?
Forme en V-ing
couldn't I be blushing? couldn't you be blushing? couldn't she be blushing? couldn't we be blushing? couldn't you be blushing? couldn't they be blushing?
Perfect
couldn't I have blushed? couldn't you have blushed? couldn't she have blushed? couldn't we have blushed? couldn't you have blushed? couldn't they have blushed?
Perfect en V-ing
couldn't I have been blushing? couldn't you have been blushing? couldn't she have been blushing? couldn't we have been blushing? couldn't you have been blushing? couldn't they have been blushing?