English verb conjugation
MAY CROSS-REACT

Regular verb: cross-react - cross-reacted - cross-reacted

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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