English verb conjugation
CAN TURF

Regular verb: turf - turfed - turfed

Affirmation

Simple form	V-ing form
I can turf you can turf he can turf we can turf you can turf they can turf	I can be turfing you can be turfing he can be turfing we can be turfing you can be turfing they can be turfing
Perfect	V-ing perfect
I can have turfed you can have turfed he can have turfed we can have turfed you can have turfed they can have turfed	I can have been turfing you can have been turfing he can have been turfing we can have been turfing you can have been turfing they can have been turfing

Negation

Simple form	V-ing form
I can't turf you can't turf he can't turf we can't turf you can't turf they can't turf	I can't be turfing you can't be turfing he can't be turfing we can't be turfing you can't be turfing they can't be turfing
Perfect	V-ing perfect
I can't have turfed you can't have turfed he can't have turfed we can't have turfed you can't have turfed they can't have turfed	I can't have been turfing you can't have been turfing he can't have been turfing we can't have been turfing you can't have been turfing they can't have been turfing

Interrogative form

Simple form	V-ing form
can I turf? can you turf? can he turf? can we turf? can you turf? can they turf?	can I be turfing? can you be turfing? can he be turfing? can we be turfing? can you be turfing? can they be turfing?
Perfect	V-ing perfect
can I have turfed? can you have turfed? can he have turfed? can we have turfed? can you have turfed? can they have turfed?	can I have been turfing? can you have been turfing? can he have been turfing? can we have been turfing? can you have been turfing? can they have been turfing?

Interro-negative form

Simple form	V-ing form
can't I turf? can't you turf? can't he turf? can't we turf? can't you turf? can't they turf?	can't I be turfing? can't you be turfing? can't he be turfing? can't we be turfing? can't you be turfing? can't they be turfing?
Perfect	V-ing perfect
can't I have turfed? can't you have turfed? can't he have turfed? can't we have turfed? can't you have turfed? can't they have turfed?	can't I have been turfing? can't you have been turfing? can't he have been turfing? can't we have been turfing? can't you have been turfing? can't they have been turfing?