can chew
Regular verb: chew - chewed- chewed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can chew
you can chew
she can chew
we can chew
you can chew
they can chew 	I can be chewing
you can be chewing
she can be chewing
we can be chewing
you can be chewing
they can be chewing	I can have chewed
you can have chewed
she can have chewed
we can have chewed
you can have chewed
they can have chewed	I can have been chewing
you can have been chewing
she can have been chewing
we can have been chewing
you can have been chewing
they can have been chewing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't chew
you can't chew
she can't chew
we can't chew
you can't chew
they can't chew 	I can't be chewing
you can't be chewing
she can't be chewing
we can't be chewing
you can't be chewing
they can't be chewing	I can't have chewed
you can't have chewed
she can't have chewed
we can't have chewed
you can't have chewed
they can't have chewed	I can't have been chewing
you can't have been chewing
she can't have been chewing
we can't have been chewing
you can't have been chewing
they can't have been chewing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I chew?
can you chew?
can she chew?
can we chew?
can you chew?
can they chew? 	can I be chewing?
can you be chewing?
can she be chewing?
can we be chewing?
can you be chewing?
can they be chewing? 	can I have chewed?
can you have chewed?
can she have chewed?
can we have chewed?
can you have chewed?
can they have chewed? 	can I have been chewing?
can you have been chewing?
can she have been chewing?
can we have been chewing?
can you have been chewing?
can they have been chewing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I chew?
can't you chew?
can't she chew?
can't we chew?
can't you chew?
can't they chew? 	can't I be chewing?
can't you be chewing?
can't she be chewing?
can't we be chewing?
can't you be chewing?
can't they be chewing? 	can't I have chewed?
can't you have chewed?
can't she have chewed?
can't we have chewed?
can't you have chewed?
can't they have chewed? 	can't I have been chewing?
can't you have been chewing?
can't she have been chewing?
can't we have been chewing?
can't you have been chewing?
can't they have been chewing?