may approximate
Regular verb: approximate - approximated- approximated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may approximate
you may approximate
he may approximate
we may approximate
you may approximate
they may approximate 	I may be approximating
you may be approximating
he may be approximating
we may be approximating
you may be approximating
they may be approximating	I may have approximated
you may have approximated
he may have approximated
we may have approximated
you may have approximated
they may have approximated	I may have been approximating
you may have been approximating
he may have been approximating
we may have been approximating
you may have been approximating
they may have been approximating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't approximate
you mayn't approximate
he mayn't approximate
we mayn't approximate
you mayn't approximate
they mayn't approximate 	I mayn't be approximating
you mayn't be approximating
he mayn't be approximating
we mayn't be approximating
you mayn't be approximating
they mayn't be approximating	I mayn't have approximated
you mayn't have approximated
he mayn't have approximated
we mayn't have approximated
you mayn't have approximated
they mayn't have approximated	I mayn't have been approximating
you mayn't have been approximating
he mayn't have been approximating
we mayn't have been approximating
you mayn't have been approximating
they mayn't have been approximating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I approximate?
may you approximate?
may he approximate?
may we approximate?
may you approximate?
may they approximate? 	may I be approximating?
may you be approximating?
may he be approximating?
may we be approximating?
may you be approximating?
may they be approximating? 	may I have approximated?
may you have approximated?
may he have approximated?
may we have approximated?
may you have approximated?
may they have approximated? 	may I have been approximating?
may you have been approximating?
may he have been approximating?
may we have been approximating?
may you have been approximating?
may they have been approximating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I approximate?
mayn't you approximate?
mayn't he approximate?
mayn't we approximate?
mayn't you approximate?
mayn't they approximate? 	mayn't I be approximating?
mayn't you be approximating?
mayn't he be approximating?
mayn't we be approximating?
mayn't you be approximating?
mayn't they be approximating? 	mayn't I have approximated?
mayn't you have approximated?
mayn't he have approximated?
mayn't we have approximated?
mayn't you have approximated?
mayn't they have approximated? 	mayn't I have been approximating?
mayn't you have been approximating?
mayn't he have been approximating?
mayn't we have been approximating?
mayn't you have been approximating?
mayn't they have been approximating?