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