can theorize
Regular verb: theorize - theorized- theorized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can theorize
you can theorize
she can theorize
we can theorize
you can theorize
they can theorize 	I can be theorizing
you can be theorizing
she can be theorizing
we can be theorizing
you can be theorizing
they can be theorizing	I can have theorized
you can have theorized
she can have theorized
we can have theorized
you can have theorized
they can have theorized	I can have been theorizing
you can have been theorizing
she can have been theorizing
we can have been theorizing
you can have been theorizing
they can have been theorizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't theorize
you can't theorize
she can't theorize
we can't theorize
you can't theorize
they can't theorize 	I can't be theorizing
you can't be theorizing
she can't be theorizing
we can't be theorizing
you can't be theorizing
they can't be theorizing	I can't have theorized
you can't have theorized
she can't have theorized
we can't have theorized
you can't have theorized
they can't have theorized	I can't have been theorizing
you can't have been theorizing
she can't have been theorizing
we can't have been theorizing
you can't have been theorizing
they can't have been theorizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I theorize?
can you theorize?
can she theorize?
can we theorize?
can you theorize?
can they theorize? 	can I be theorizing?
can you be theorizing?
can she be theorizing?
can we be theorizing?
can you be theorizing?
can they be theorizing? 	can I have theorized?
can you have theorized?
can she have theorized?
can we have theorized?
can you have theorized?
can they have theorized? 	can I have been theorizing?
can you have been theorizing?
can she have been theorizing?
can we have been theorizing?
can you have been theorizing?
can they have been theorizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I theorize?
can't you theorize?
can't she theorize?
can't we theorize?
can't you theorize?
can't they theorize? 	can't I be theorizing?
can't you be theorizing?
can't she be theorizing?
can't we be theorizing?
can't you be theorizing?
can't they be theorizing? 	can't I have theorized?
can't you have theorized?
can't she have theorized?
can't we have theorized?
can't you have theorized?
can't they have theorized? 	can't I have been theorizing?
can't you have been theorizing?
can't she have been theorizing?
can't we have been theorizing?
can't you have been theorizing?
can't they have been theorizing?