can intonate
Regular verb: intonate - intonated- intonated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can intonate
you can intonate
she can intonate
we can intonate
you can intonate
they can intonate 	I can be intonating
you can be intonating
she can be intonating
we can be intonating
you can be intonating
they can be intonating	I can have intonated
you can have intonated
she can have intonated
we can have intonated
you can have intonated
they can have intonated	I can have been intonating
you can have been intonating
she can have been intonating
we can have been intonating
you can have been intonating
they can have been intonating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot intonate
you cannot intonate
she cannot intonate
we cannot intonate
you cannot intonate
they cannot intonate 	I cannot be intonating
you cannot be intonating
she cannot be intonating
we cannot be intonating
you cannot be intonating
they cannot be intonating	I cannot have intonated
you cannot have intonated
she cannot have intonated
we cannot have intonated
you cannot have intonated
they cannot have intonated	I cannot have been intonating
you cannot have been intonating
she cannot have been intonating
we cannot have been intonating
you cannot have been intonating
they cannot have been intonating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I intonate?
can you intonate?
can she intonate?
can we intonate?
can you intonate?
can they intonate? 	can I be intonating?
can you be intonating?
can she be intonating?
can we be intonating?
can you be intonating?
can they be intonating? 	can I have intonated?
can you have intonated?
can she have intonated?
can we have intonated?
can you have intonated?
can they have intonated? 	can I have been intonating?
can you have been intonating?
can she have been intonating?
can we have been intonating?
can you have been intonating?
can they have been intonating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not intonate?
can you not intonate?
can she not intonate?
can we not intonate?
can you not intonate?
can they not intonate? 	can I not be intonating?
can you not be intonating?
can she not be intonating?
can we not be intonating?
can you not be intonating?
can they not be intonating? 	can I not have intonated?
can you not have intonated?
can she not have intonated?
can we not have intonated?
can you not have intonated?
can they not have intonated? 	can I not have been intonating?
can you not have been intonating?
can she not have been intonating?
can we not have been intonating?
can you not have been intonating?
can they not have been intonating?