English verb conjugation
CAN QUALIFY

Regular verb: qualify - qualified - qualified

Affirmation

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

Negation

Simple form	V-ing form
I can't qualify you can't qualify she can't qualify we can't qualify you can't qualify they can't qualify	I can't be qualifying you can't be qualifying she can't be qualifying we can't be qualifying you can't be qualifying they can't be qualifying
Perfect	V-ing perfect
I can't have qualified you can't have qualified she can't have qualified we can't have qualified you can't have qualified they can't have qualified	I can't have been qualifying you can't have been qualifying she can't have been qualifying we can't have been qualifying you can't have been qualifying they can't have been qualifying

Interrogative form

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

Interro-negative form

Simple form	V-ing form
can't I qualify? can't you qualify? can't she qualify? can't we qualify? can't you qualify? can't they qualify?	can't I be qualifying? can't you be qualifying? can't she be qualifying? can't we be qualifying? can't you be qualifying? can't they be qualifying?
Perfect	V-ing perfect
can't I have qualified? can't you have qualified? can't she have qualified? can't we have qualified? can't you have qualified? can't they have qualified?	can't I have been qualifying? can't you have been qualifying? can't she have been qualifying? can't we have been qualifying? can't you have been qualifying? can't they have been qualifying?