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