English verb conjugation
COULD QUALIFY

Regular verb: qualify - qualified - qualified

Affirmation

Simple form	V-ing form
I could qualify you could qualify he could qualify we could qualify you could qualify they could qualify	I could be qualifying you could be qualifying he could be qualifying we could be qualifying you could be qualifying they could be qualifying
Perfect	V-ing perfect
I could have qualified you could have qualified he could have qualified we could have qualified you could have qualified they could have qualified	I could have been qualifying you could have been qualifying he could have been qualifying we could have been qualifying you could have been qualifying they could have been qualifying

Negation

Simple form	V-ing form
I could not qualify you could not qualify he could not qualify we could not qualify you could not qualify they could not qualify	I could not be qualifying you could not be qualifying he could not be qualifying we could not be qualifying you could not be qualifying they could not be qualifying
Perfect	V-ing perfect
I could not have qualified you could not have qualified he could not have qualified we could not have qualified you could not have qualified they could not have qualified	I could not have been qualifying you could not have been qualifying he could not have been qualifying we could not have been qualifying you could not have been qualifying they could not have been qualifying

Interrogative form

Simple form	V-ing form
could I qualify? could you qualify? could he qualify? could we qualify? could you qualify? could they qualify?	could I be qualifying? could you be qualifying? could he be qualifying? could we be qualifying? could you be qualifying? could they be qualifying?
Perfect	V-ing perfect
could I have qualified? could you have qualified? could he have qualified? could we have qualified? could you have qualified? could they have qualified?	could I have been qualifying? could you have been qualifying? could he have been qualifying? could we have been qualifying? could you have been qualifying? could they have been qualifying?

Interro-negative form

Simple form	V-ing form
could I not qualify? could you not qualify? could he not qualify? could we not qualify? could you not qualify? could they not qualify?	could I not be qualifying? could you not be qualifying? could he not be qualifying? could we not be qualifying? could you not be qualifying? could they not be qualifying?
Perfect	V-ing perfect
could I not have qualified? could you not have qualified? could he not have qualified? could we not have qualified? could you not have qualified? could they not have qualified?	could I not have been qualifying? could you not have been qualifying? could he not have been qualifying? could we not have been qualifying? could you not have been qualifying? could they not have been qualifying?