English verb conjugation
CAN SUBSPECIALIZE

Regular verb: subspecialize - subspecialized - subspecialized

Affirmation

Simple form	V-ing form
I can subspecialize you can subspecialize he can subspecialize we can subspecialize you can subspecialize they can subspecialize	I can be subspecializing you can be subspecializing he can be subspecializing we can be subspecializing you can be subspecializing they can be subspecializing
Perfect	V-ing perfect
I can have subspecialized you can have subspecialized he can have subspecialized we can have subspecialized you can have subspecialized they can have subspecialized	I can have been subspecializing you can have been subspecializing he can have been subspecializing we can have been subspecializing you can have been subspecializing they can have been subspecializing

Negation

Simple form	V-ing form
I cannot subspecialize you cannot subspecialize he cannot subspecialize we cannot subspecialize you cannot subspecialize they cannot subspecialize	I cannot be subspecializing you cannot be subspecializing he cannot be subspecializing we cannot be subspecializing you cannot be subspecializing they cannot be subspecializing
Perfect	V-ing perfect
I cannot have subspecialized you cannot have subspecialized he cannot have subspecialized we cannot have subspecialized you cannot have subspecialized they cannot have subspecialized	I cannot have been subspecializing you cannot have been subspecializing he cannot have been subspecializing we cannot have been subspecializing you cannot have been subspecializing they cannot have been subspecializing

Interrogative form

Simple form	V-ing form
can I subspecialize? can you subspecialize? can he subspecialize? can we subspecialize? can you subspecialize? can they subspecialize?	can I be subspecializing? can you be subspecializing? can he be subspecializing? can we be subspecializing? can you be subspecializing? can they be subspecializing?
Perfect	V-ing perfect
can I have subspecialized? can you have subspecialized? can he have subspecialized? can we have subspecialized? can you have subspecialized? can they have subspecialized?	can I have been subspecializing? can you have been subspecializing? can he have been subspecializing? can we have been subspecializing? can you have been subspecializing? can they have been subspecializing?

Interro-negative form

Simple form	V-ing form
can I not subspecialize? can you not subspecialize? can he not subspecialize? can we not subspecialize? can you not subspecialize? can they not subspecialize?	can I not be subspecializing? can you not be subspecializing? can he not be subspecializing? can we not be subspecializing? can you not be subspecializing? can they not be subspecializing?
Perfect	V-ing perfect
can I not have subspecialized? can you not have subspecialized? can he not have subspecialized? can we not have subspecialized? can you not have subspecialized? can they not have subspecialized?	can I not have been subspecializing? can you not have been subspecializing? can he not have been subspecializing? can we not have been subspecializing? can you not have been subspecializing? can they not have been subspecializing?