may assume
Regular verb: assume - assumed- assumed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may assume
you may assume
she may assume
we may assume
you may assume
they may assume 	I may be assuming
you may be assuming
she may be assuming
we may be assuming
you may be assuming
they may be assuming	I may have assumed
you may have assumed
she may have assumed
we may have assumed
you may have assumed
they may have assumed	I may have been assuming
you may have been assuming
she may have been assuming
we may have been assuming
you may have been assuming
they may have been assuming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't assume
you mayn't assume
she mayn't assume
we mayn't assume
you mayn't assume
they mayn't assume 	I mayn't be assuming
you mayn't be assuming
she mayn't be assuming
we mayn't be assuming
you mayn't be assuming
they mayn't be assuming	I mayn't have assumed
you mayn't have assumed
she mayn't have assumed
we mayn't have assumed
you mayn't have assumed
they mayn't have assumed	I mayn't have been assuming
you mayn't have been assuming
she mayn't have been assuming
we mayn't have been assuming
you mayn't have been assuming
they mayn't have been assuming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I assume?
may you assume?
may she assume?
may we assume?
may you assume?
may they assume? 	may I be assuming?
may you be assuming?
may she be assuming?
may we be assuming?
may you be assuming?
may they be assuming? 	may I have assumed?
may you have assumed?
may she have assumed?
may we have assumed?
may you have assumed?
may they have assumed? 	may I have been assuming?
may you have been assuming?
may she have been assuming?
may we have been assuming?
may you have been assuming?
may they have been assuming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I assume?
mayn't you assume?
mayn't she assume?
mayn't we assume?
mayn't you assume?
mayn't they assume? 	mayn't I be assuming?
mayn't you be assuming?
mayn't she be assuming?
mayn't we be assuming?
mayn't you be assuming?
mayn't they be assuming? 	mayn't I have assumed?
mayn't you have assumed?
mayn't she have assumed?
mayn't we have assumed?
mayn't you have assumed?
mayn't they have assumed? 	mayn't I have been assuming?
mayn't you have been assuming?
mayn't she have been assuming?
mayn't we have been assuming?
mayn't you have been assuming?
mayn't they have been assuming?