may assist
Regular verb: assist - assisted- assisted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may assist
you may assist
she may assist
we may assist
you may assist
they may assist 	I may be assisting
you may be assisting
she may be assisting
we may be assisting
you may be assisting
they may be assisting	I may have assisted
you may have assisted
she may have assisted
we may have assisted
you may have assisted
they may have assisted	I may have been assisting
you may have been assisting
she may have been assisting
we may have been assisting
you may have been assisting
they may have been assisting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't assist
you mayn't assist
she mayn't assist
we mayn't assist
you mayn't assist
they mayn't assist 	I mayn't be assisting
you mayn't be assisting
she mayn't be assisting
we mayn't be assisting
you mayn't be assisting
they mayn't be assisting	I mayn't have assisted
you mayn't have assisted
she mayn't have assisted
we mayn't have assisted
you mayn't have assisted
they mayn't have assisted	I mayn't have been assisting
you mayn't have been assisting
she mayn't have been assisting
we mayn't have been assisting
you mayn't have been assisting
they mayn't have been assisting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I assist?
may you assist?
may she assist?
may we assist?
may you assist?
may they assist? 	may I be assisting?
may you be assisting?
may she be assisting?
may we be assisting?
may you be assisting?
may they be assisting? 	may I have assisted?
may you have assisted?
may she have assisted?
may we have assisted?
may you have assisted?
may they have assisted? 	may I have been assisting?
may you have been assisting?
may she have been assisting?
may we have been assisting?
may you have been assisting?
may they have been assisting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I assist?
mayn't you assist?
mayn't she assist?
mayn't we assist?
mayn't you assist?
mayn't they assist? 	mayn't I be assisting?
mayn't you be assisting?
mayn't she be assisting?
mayn't we be assisting?
mayn't you be assisting?
mayn't they be assisting? 	mayn't I have assisted?
mayn't you have assisted?
mayn't she have assisted?
mayn't we have assisted?
mayn't you have assisted?
mayn't they have assisted? 	mayn't I have been assisting?
mayn't you have been assisting?
mayn't she have been assisting?
mayn't we have been assisting?
mayn't you have been assisting?
mayn't they have been assisting?