can wax
Regular verb: wax - waxed- waxed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can wax
you can wax
she can wax
we can wax
you can wax
they can wax 	I can be waxing
you can be waxing
she can be waxing
we can be waxing
you can be waxing
they can be waxing	I can have waxed
you can have waxed
she can have waxed
we can have waxed
you can have waxed
they can have waxed	I can have been waxing
you can have been waxing
she can have been waxing
we can have been waxing
you can have been waxing
they can have been waxing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot wax
you cannot wax
she cannot wax
we cannot wax
you cannot wax
they cannot wax 	I cannot be waxing
you cannot be waxing
she cannot be waxing
we cannot be waxing
you cannot be waxing
they cannot be waxing	I cannot have waxed
you cannot have waxed
she cannot have waxed
we cannot have waxed
you cannot have waxed
they cannot have waxed	I cannot have been waxing
you cannot have been waxing
she cannot have been waxing
we cannot have been waxing
you cannot have been waxing
they cannot have been waxing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I wax?
can you wax?
can she wax?
can we wax?
can you wax?
can they wax? 	can I be waxing?
can you be waxing?
can she be waxing?
can we be waxing?
can you be waxing?
can they be waxing? 	can I have waxed?
can you have waxed?
can she have waxed?
can we have waxed?
can you have waxed?
can they have waxed? 	can I have been waxing?
can you have been waxing?
can she have been waxing?
can we have been waxing?
can you have been waxing?
can they have been waxing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not wax?
can you not wax?
can she not wax?
can we not wax?
can you not wax?
can they not wax? 	can I not be waxing?
can you not be waxing?
can she not be waxing?
can we not be waxing?
can you not be waxing?
can they not be waxing? 	can I not have waxed?
can you not have waxed?
can she not have waxed?
can we not have waxed?
can you not have waxed?
can they not have waxed? 	can I not have been waxing?
can you not have been waxing?
can she not have been waxing?
can we not have been waxing?
can you not have been waxing?
can they not have been waxing?