I can quickstep you can quickstep he can quickstep we can quickstep you can quickstep they can quickstep
V-ing form
I can be quicksteping you can be quicksteping he can be quicksteping we can be quicksteping you can be quicksteping they can be quicksteping
Perfect
I can have quicksteped you can have quicksteped he can have quicksteped we can have quicksteped you can have quicksteped they can have quicksteped
V-ing perfect
I can have been quicksteping you can have been quicksteping he can have been quicksteping we can have been quicksteping you can have been quicksteping they can have been quicksteping
Negation
Simple form
I can't quickstep you can't quickstep he can't quickstep we can't quickstep you can't quickstep they can't quickstep
V-ing form
I can't be quicksteping you can't be quicksteping he can't be quicksteping we can't be quicksteping you can't be quicksteping they can't be quicksteping
Perfect
I can't have quicksteped you can't have quicksteped he can't have quicksteped we can't have quicksteped you can't have quicksteped they can't have quicksteped
V-ing perfect
I can't have been quicksteping you can't have been quicksteping he can't have been quicksteping we can't have been quicksteping you can't have been quicksteping they can't have been quicksteping
Interrogative form
Simple form
can I quickstep? can you quickstep? can he quickstep? can we quickstep? can you quickstep? can they quickstep?
V-ing form
can I be quicksteping? can you be quicksteping? can he be quicksteping? can we be quicksteping? can you be quicksteping? can they be quicksteping?
Perfect
can I have quicksteped? can you have quicksteped? can he have quicksteped? can we have quicksteped? can you have quicksteped? can they have quicksteped?
V-ing perfect
can I have been quicksteping? can you have been quicksteping? can he have been quicksteping? can we have been quicksteping? can you have been quicksteping? can they have been quicksteping?
Interro-negative form
Simple form
can't I quickstep? can't you quickstep? can't he quickstep? can't we quickstep? can't you quickstep? can't they quickstep?
V-ing form
can't I be quicksteping? can't you be quicksteping? can't he be quicksteping? can't we be quicksteping? can't you be quicksteping? can't they be quicksteping?
Perfect
can't I have quicksteped? can't you have quicksteped? can't he have quicksteped? can't we have quicksteped? can't you have quicksteped? can't they have quicksteped?
V-ing perfect
can't I have been quicksteping? can't you have been quicksteping? can't he have been quicksteping? can't we have been quicksteping? can't you have been quicksteping? can't they have been quicksteping?