may contract
Regular verb: contract - contracted- contracted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may contract
you may contract
she may contract
we may contract
you may contract
they may contract 	I may be contracting
you may be contracting
she may be contracting
we may be contracting
you may be contracting
they may be contracting	I may have contracted
you may have contracted
she may have contracted
we may have contracted
you may have contracted
they may have contracted	I may have been contracting
you may have been contracting
she may have been contracting
we may have been contracting
you may have been contracting
they may have been contracting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't contract
you mayn't contract
she mayn't contract
we mayn't contract
you mayn't contract
they mayn't contract 	I mayn't be contracting
you mayn't be contracting
she mayn't be contracting
we mayn't be contracting
you mayn't be contracting
they mayn't be contracting	I mayn't have contracted
you mayn't have contracted
she mayn't have contracted
we mayn't have contracted
you mayn't have contracted
they mayn't have contracted	I mayn't have been contracting
you mayn't have been contracting
she mayn't have been contracting
we mayn't have been contracting
you mayn't have been contracting
they mayn't have been contracting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I contract?
may you contract?
may she contract?
may we contract?
may you contract?
may they contract? 	may I be contracting?
may you be contracting?
may she be contracting?
may we be contracting?
may you be contracting?
may they be contracting? 	may I have contracted?
may you have contracted?
may she have contracted?
may we have contracted?
may you have contracted?
may they have contracted? 	may I have been contracting?
may you have been contracting?
may she have been contracting?
may we have been contracting?
may you have been contracting?
may they have been contracting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I contract?
mayn't you contract?
mayn't she contract?
mayn't we contract?
mayn't you contract?
mayn't they contract? 	mayn't I be contracting?
mayn't you be contracting?
mayn't she be contracting?
mayn't we be contracting?
mayn't you be contracting?
mayn't they be contracting? 	mayn't I have contracted?
mayn't you have contracted?
mayn't she have contracted?
mayn't we have contracted?
mayn't you have contracted?
mayn't they have contracted? 	mayn't I have been contracting?
mayn't you have been contracting?
mayn't she have been contracting?
mayn't we have been contracting?
mayn't you have been contracting?
mayn't they have been contracting?