I could base you could base she could base we could base you could base they could base
Form mit V-ing
I could be basing you could be basing she could be basing we could be basing you could be basing they could be basing
Perfekt
I could have based you could have based she could have based we could have based you could have based they could have based
Perfekt mit V-ing
I could have been basing you could have been basing she could have been basing we could have been basing you could have been basing they could have been basing
Negation
Einfache Form
I couldn't base you couldn't base she couldn't base we couldn't base you couldn't base they couldn't base
Form mit V-ing
I couldn't be basing you couldn't be basing she couldn't be basing we couldn't be basing you couldn't be basing they couldn't be basing
Perfekt
I couldn't have based you couldn't have based she couldn't have based we couldn't have based you couldn't have based they couldn't have based
Perfekt mit V-ing
I couldn't have been basing you couldn't have been basing she couldn't have been basing we couldn't have been basing you couldn't have been basing they couldn't have been basing
Fragende Form
Einfache Form
could I base? could you base? could she base? could we base? could you base? could they base?
Form mit V-ing
could I be basing? could you be basing? could she be basing? could we be basing? could you be basing? could they be basing?
Perfekt
could I have based? could you have based? could she have based? could we have based? could you have based? could they have based?
Perfekt mit V-ing
could I have been basing? could you have been basing? could she have been basing? could we have been basing? could you have been basing? could they have been basing?
Fragende Negation Form
Einfache Form
couldn't I base? couldn't you base? couldn't she base? couldn't we base? couldn't you base? couldn't they base?
Form mit V-ing
couldn't I be basing? couldn't you be basing? couldn't she be basing? couldn't we be basing? couldn't you be basing? couldn't they be basing?
Perfekt
couldn't I have based? couldn't you have based? couldn't she have based? couldn't we have based? couldn't you have based? couldn't they have based?
Perfekt mit V-ing
couldn't I have been basing? couldn't you have been basing? couldn't she have been basing? couldn't we have been basing? couldn't you have been basing? couldn't they have been basing?