English verb conjugation
CAN CELEBRATE

Regular verb: celebrate - celebrated - celebrated

Affirmation

Simple form	V-ing form
I can celebrate you can celebrate he can celebrate we can celebrate you can celebrate they can celebrate	I can be celebrating you can be celebrating he can be celebrating we can be celebrating you can be celebrating they can be celebrating
Perfect	V-ing perfect
I can have celebrated you can have celebrated he can have celebrated we can have celebrated you can have celebrated they can have celebrated	I can have been celebrating you can have been celebrating he can have been celebrating we can have been celebrating you can have been celebrating they can have been celebrating

Negation

Simple form	V-ing form
I can't celebrate you can't celebrate he can't celebrate we can't celebrate you can't celebrate they can't celebrate	I can't be celebrating you can't be celebrating he can't be celebrating we can't be celebrating you can't be celebrating they can't be celebrating
Perfect	V-ing perfect
I can't have celebrated you can't have celebrated he can't have celebrated we can't have celebrated you can't have celebrated they can't have celebrated	I can't have been celebrating you can't have been celebrating he can't have been celebrating we can't have been celebrating you can't have been celebrating they can't have been celebrating

Interrogative form

Simple form	V-ing form
can I celebrate? can you celebrate? can he celebrate? can we celebrate? can you celebrate? can they celebrate?	can I be celebrating? can you be celebrating? can he be celebrating? can we be celebrating? can you be celebrating? can they be celebrating?
Perfect	V-ing perfect
can I have celebrated? can you have celebrated? can he have celebrated? can we have celebrated? can you have celebrated? can they have celebrated?	can I have been celebrating? can you have been celebrating? can he have been celebrating? can we have been celebrating? can you have been celebrating? can they have been celebrating?

Interro-negative form

Simple form	V-ing form
can't I celebrate? can't you celebrate? can't he celebrate? can't we celebrate? can't you celebrate? can't they celebrate?	can't I be celebrating? can't you be celebrating? can't he be celebrating? can't we be celebrating? can't you be celebrating? can't they be celebrating?
Perfect	V-ing perfect
can't I have celebrated? can't you have celebrated? can't he have celebrated? can't we have celebrated? can't you have celebrated? can't they have celebrated?	can't I have been celebrating? can't you have been celebrating? can't he have been celebrating? can't we have been celebrating? can't you have been celebrating? can't they have been celebrating?