may react
Regular verb: react - reacted- reacted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may react
you may react
he may react
we may react
you may react
they may react 	I may be reacting
you may be reacting
he may be reacting
we may be reacting
you may be reacting
they may be reacting	I may have reacted
you may have reacted
he may have reacted
we may have reacted
you may have reacted
they may have reacted	I may have been reacting
you may have been reacting
he may have been reacting
we may have been reacting
you may have been reacting
they may have been reacting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't react
you mayn't react
he mayn't react
we mayn't react
you mayn't react
they mayn't react 	I mayn't be reacting
you mayn't be reacting
he mayn't be reacting
we mayn't be reacting
you mayn't be reacting
they mayn't be reacting	I mayn't have reacted
you mayn't have reacted
he mayn't have reacted
we mayn't have reacted
you mayn't have reacted
they mayn't have reacted	I mayn't have been reacting
you mayn't have been reacting
he mayn't have been reacting
we mayn't have been reacting
you mayn't have been reacting
they mayn't have been reacting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I react?
may you react?
may he react?
may we react?
may you react?
may they react? 	may I be reacting?
may you be reacting?
may he be reacting?
may we be reacting?
may you be reacting?
may they be reacting? 	may I have reacted?
may you have reacted?
may he have reacted?
may we have reacted?
may you have reacted?
may they have reacted? 	may I have been reacting?
may you have been reacting?
may he have been reacting?
may we have been reacting?
may you have been reacting?
may they have been reacting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I react?
mayn't you react?
mayn't he react?
mayn't we react?
mayn't you react?
mayn't they react? 	mayn't I be reacting?
mayn't you be reacting?
mayn't he be reacting?
mayn't we be reacting?
mayn't you be reacting?
mayn't they be reacting? 	mayn't I have reacted?
mayn't you have reacted?
mayn't he have reacted?
mayn't we have reacted?
mayn't you have reacted?
mayn't they have reacted? 	mayn't I have been reacting?
mayn't you have been reacting?
mayn't he have been reacting?
mayn't we have been reacting?
mayn't you have been reacting?
mayn't they have been reacting?