I could perceive you could perceive she could perceive we could perceive you could perceive they could perceive
Form mit V-ing
I could be perceiving you could be perceiving she could be perceiving we could be perceiving you could be perceiving they could be perceiving
Perfekt
I could have perceived you could have perceived she could have perceived we could have perceived you could have perceived they could have perceived
Perfekt mit V-ing
I could have been perceiving you could have been perceiving she could have been perceiving we could have been perceiving you could have been perceiving they could have been perceiving
Negation
Einfache Form
I could not perceive you could not perceive she could not perceive we could not perceive you could not perceive they could not perceive
Form mit V-ing
I could not be perceiving you could not be perceiving she could not be perceiving we could not be perceiving you could not be perceiving they could not be perceiving
Perfekt
I could not have perceived you could not have perceived she could not have perceived we could not have perceived you could not have perceived they could not have perceived
Perfekt mit V-ing
I could not have been perceiving you could not have been perceiving she could not have been perceiving we could not have been perceiving you could not have been perceiving they could not have been perceiving
Fragende Form
Einfache Form
could I perceive? could you perceive? could she perceive? could we perceive? could you perceive? could they perceive?
Form mit V-ing
could I be perceiving? could you be perceiving? could she be perceiving? could we be perceiving? could you be perceiving? could they be perceiving?
Perfekt
could I have perceived? could you have perceived? could she have perceived? could we have perceived? could you have perceived? could they have perceived?
Perfekt mit V-ing
could I have been perceiving? could you have been perceiving? could she have been perceiving? could we have been perceiving? could you have been perceiving? could they have been perceiving?
Fragende Negation Form
Einfache Form
could I not perceive? could you not perceive? could she not perceive? could we not perceive? could you not perceive? could they not perceive?
Form mit V-ing
could I not be perceiving? could you not be perceiving? could she not be perceiving? could we not be perceiving? could you not be perceiving? could they not be perceiving?
Perfekt
could I not have perceived? could you not have perceived? could she not have perceived? could we not have perceived? could you not have perceived? could they not have perceived?
Perfekt mit V-ing
could I not have been perceiving? could you not have been perceiving? could she not have been perceiving? could we not have been perceiving? could you not have been perceiving? could they not have been perceiving?