can isomerize
Regular verb: isomerize - isomerized- isomerized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can isomerize
you can isomerize
she can isomerize
we can isomerize
you can isomerize
they can isomerize 	I can be isomerizing
you can be isomerizing
she can be isomerizing
we can be isomerizing
you can be isomerizing
they can be isomerizing	I can have isomerized
you can have isomerized
she can have isomerized
we can have isomerized
you can have isomerized
they can have isomerized	I can have been isomerizing
you can have been isomerizing
she can have been isomerizing
we can have been isomerizing
you can have been isomerizing
they can have been isomerizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot isomerize
you cannot isomerize
she cannot isomerize
we cannot isomerize
you cannot isomerize
they cannot isomerize 	I cannot be isomerizing
you cannot be isomerizing
she cannot be isomerizing
we cannot be isomerizing
you cannot be isomerizing
they cannot be isomerizing	I cannot have isomerized
you cannot have isomerized
she cannot have isomerized
we cannot have isomerized
you cannot have isomerized
they cannot have isomerized	I cannot have been isomerizing
you cannot have been isomerizing
she cannot have been isomerizing
we cannot have been isomerizing
you cannot have been isomerizing
they cannot have been isomerizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I isomerize?
can you isomerize?
can she isomerize?
can we isomerize?
can you isomerize?
can they isomerize? 	can I be isomerizing?
can you be isomerizing?
can she be isomerizing?
can we be isomerizing?
can you be isomerizing?
can they be isomerizing? 	can I have isomerized?
can you have isomerized?
can she have isomerized?
can we have isomerized?
can you have isomerized?
can they have isomerized? 	can I have been isomerizing?
can you have been isomerizing?
can she have been isomerizing?
can we have been isomerizing?
can you have been isomerizing?
can they have been isomerizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not isomerize?
can you not isomerize?
can she not isomerize?
can we not isomerize?
can you not isomerize?
can they not isomerize? 	can I not be isomerizing?
can you not be isomerizing?
can she not be isomerizing?
can we not be isomerizing?
can you not be isomerizing?
can they not be isomerizing? 	can I not have isomerized?
can you not have isomerized?
can she not have isomerized?
can we not have isomerized?
can you not have isomerized?
can they not have isomerized? 	can I not have been isomerizing?
can you not have been isomerizing?
can she not have been isomerizing?
can we not have been isomerizing?
can you not have been isomerizing?
can they not have been isomerizing?