may characterise
Regular verb: characterise - characterised- characterised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may characterise
you may characterise
she may characterise
we may characterise
you may characterise
they may characterise 	I may be characterising
you may be characterising
she may be characterising
we may be characterising
you may be characterising
they may be characterising	I may have characterised
you may have characterised
she may have characterised
we may have characterised
you may have characterised
they may have characterised	I may have been characterising
you may have been characterising
she may have been characterising
we may have been characterising
you may have been characterising
they may have been characterising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not characterise
you may not characterise
she may not characterise
we may not characterise
you may not characterise
they may not characterise 	I may not be characterising
you may not be characterising
she may not be characterising
we may not be characterising
you may not be characterising
they may not be characterising	I may not have characterised
you may not have characterised
she may not have characterised
we may not have characterised
you may not have characterised
they may not have characterised	I may not have been characterising
you may not have been characterising
she may not have been characterising
we may not have been characterising
you may not have been characterising
they may not have been characterising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I characterise?
may you characterise?
may she characterise?
may we characterise?
may you characterise?
may they characterise? 	may I be characterising?
may you be characterising?
may she be characterising?
may we be characterising?
may you be characterising?
may they be characterising? 	may I have characterised?
may you have characterised?
may she have characterised?
may we have characterised?
may you have characterised?
may they have characterised? 	may I have been characterising?
may you have been characterising?
may she have been characterising?
may we have been characterising?
may you have been characterising?
may they have been characterising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not characterise?
may you not characterise?
may she not characterise?
may we not characterise?
may you not characterise?
may they not characterise? 	may I not be characterising?
may you not be characterising?
may she not be characterising?
may we not be characterising?
may you not be characterising?
may they not be characterising? 	may I not have characterised?
may you not have characterised?
may she not have characterised?
may we not have characterised?
may you not have characterised?
may they not have characterised? 	may I not have been characterising?
may you not have been characterising?
may she not have been characterising?
may we not have been characterising?
may you not have been characterising?
may they not have been characterising?