could overexercise
Regular verb: overexercise - overexercised- overexercised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could overexercise
you could overexercise
she could overexercise
we could overexercise
you could overexercise
they could overexercise 	I could be overexercising
you could be overexercising
she could be overexercising
we could be overexercising
you could be overexercising
they could be overexercising	I could have overexercised
you could have overexercised
she could have overexercised
we could have overexercised
you could have overexercised
they could have overexercised	I could have been overexercising
you could have been overexercising
she could have been overexercising
we could have been overexercising
you could have been overexercising
they could have been overexercising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't overexercise
you couldn't overexercise
she couldn't overexercise
we couldn't overexercise
you couldn't overexercise
they couldn't overexercise 	I couldn't be overexercising
you couldn't be overexercising
she couldn't be overexercising
we couldn't be overexercising
you couldn't be overexercising
they couldn't be overexercising	I couldn't have overexercised
you couldn't have overexercised
she couldn't have overexercised
we couldn't have overexercised
you couldn't have overexercised
they couldn't have overexercised	I couldn't have been overexercising
you couldn't have been overexercising
she couldn't have been overexercising
we couldn't have been overexercising
you couldn't have been overexercising
they couldn't have been overexercising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I overexercise?
could you overexercise?
could she overexercise?
could we overexercise?
could you overexercise?
could they overexercise? 	could I be overexercising?
could you be overexercising?
could she be overexercising?
could we be overexercising?
could you be overexercising?
could they be overexercising? 	could I have overexercised?
could you have overexercised?
could she have overexercised?
could we have overexercised?
could you have overexercised?
could they have overexercised? 	could I have been overexercising?
could you have been overexercising?
could she have been overexercising?
could we have been overexercising?
could you have been overexercising?
could they have been overexercising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I overexercise?
couldn't you overexercise?
couldn't she overexercise?
couldn't we overexercise?
couldn't you overexercise?
couldn't they overexercise? 	couldn't I be overexercising?
couldn't you be overexercising?
couldn't she be overexercising?
couldn't we be overexercising?
couldn't you be overexercising?
couldn't they be overexercising? 	couldn't I have overexercised?
couldn't you have overexercised?
couldn't she have overexercised?
couldn't we have overexercised?
couldn't you have overexercised?
couldn't they have overexercised? 	couldn't I have been overexercising?
couldn't you have been overexercising?
couldn't she have been overexercising?
couldn't we have been overexercising?
couldn't you have been overexercising?
couldn't they have been overexercising?