I could invoice you could invoice he could invoice we could invoice you could invoice they could invoice
Form mit V-ing
I could be invoicing you could be invoicing he could be invoicing we could be invoicing you could be invoicing they could be invoicing
Perfekt
I could have invoiced you could have invoiced he could have invoiced we could have invoiced you could have invoiced they could have invoiced
Perfekt mit V-ing
I could have been invoicing you could have been invoicing he could have been invoicing we could have been invoicing you could have been invoicing they could have been invoicing
Negation
Einfache Form
I couldn't invoice you couldn't invoice he couldn't invoice we couldn't invoice you couldn't invoice they couldn't invoice
Form mit V-ing
I couldn't be invoicing you couldn't be invoicing he couldn't be invoicing we couldn't be invoicing you couldn't be invoicing they couldn't be invoicing
Perfekt
I couldn't have invoiced you couldn't have invoiced he couldn't have invoiced we couldn't have invoiced you couldn't have invoiced they couldn't have invoiced
Perfekt mit V-ing
I couldn't have been invoicing you couldn't have been invoicing he couldn't have been invoicing we couldn't have been invoicing you couldn't have been invoicing they couldn't have been invoicing
Fragende Form
Einfache Form
could I invoice? could you invoice? could he invoice? could we invoice? could you invoice? could they invoice?
Form mit V-ing
could I be invoicing? could you be invoicing? could he be invoicing? could we be invoicing? could you be invoicing? could they be invoicing?
Perfekt
could I have invoiced? could you have invoiced? could he have invoiced? could we have invoiced? could you have invoiced? could they have invoiced?
Perfekt mit V-ing
could I have been invoicing? could you have been invoicing? could he have been invoicing? could we have been invoicing? could you have been invoicing? could they have been invoicing?
Fragende Negation Form
Einfache Form
couldn't I invoice? couldn't you invoice? couldn't he invoice? couldn't we invoice? couldn't you invoice? couldn't they invoice?
Form mit V-ing
couldn't I be invoicing? couldn't you be invoicing? couldn't he be invoicing? couldn't we be invoicing? couldn't you be invoicing? couldn't they be invoicing?
Perfekt
couldn't I have invoiced? couldn't you have invoiced? couldn't he have invoiced? couldn't we have invoiced? couldn't you have invoiced? couldn't they have invoiced?
Perfekt mit V-ing
couldn't I have been invoicing? couldn't you have been invoicing? couldn't he have been invoicing? couldn't we have been invoicing? couldn't you have been invoicing? couldn't they have been invoicing?