I may counteract you may counteract she may counteract we may counteract you may counteract they may counteract
V-ing form
I may be counteracting you may be counteracting she may be counteracting we may be counteracting you may be counteracting they may be counteracting
Perfect
I may have counteracted you may have counteracted she may have counteracted we may have counteracted you may have counteracted they may have counteracted
V-ing perfect
I may have been counteracting you may have been counteracting she may have been counteracting we may have been counteracting you may have been counteracting they may have been counteracting
Negation
Simple form
I mayn't counteract you mayn't counteract she mayn't counteract we mayn't counteract you mayn't counteract they mayn't counteract
V-ing form
I mayn't be counteracting you mayn't be counteracting she mayn't be counteracting we mayn't be counteracting you mayn't be counteracting they mayn't be counteracting
Perfect
I mayn't have counteracted you mayn't have counteracted she mayn't have counteracted we mayn't have counteracted you mayn't have counteracted they mayn't have counteracted
V-ing perfect
I mayn't have been counteracting you mayn't have been counteracting she mayn't have been counteracting we mayn't have been counteracting you mayn't have been counteracting they mayn't have been counteracting
Interrogative form
Simple form
may I counteract? may you counteract? may she counteract? may we counteract? may you counteract? may they counteract?
V-ing form
may I be counteracting? may you be counteracting? may she be counteracting? may we be counteracting? may you be counteracting? may they be counteracting?
Perfect
may I have counteracted? may you have counteracted? may she have counteracted? may we have counteracted? may you have counteracted? may they have counteracted?
V-ing perfect
may I have been counteracting? may you have been counteracting? may she have been counteracting? may we have been counteracting? may you have been counteracting? may they have been counteracting?
Interro-negative form
Simple form
mayn't I counteract? mayn't you counteract? mayn't she counteract? mayn't we counteract? mayn't you counteract? mayn't they counteract?
V-ing form
mayn't I be counteracting? mayn't you be counteracting? mayn't she be counteracting? mayn't we be counteracting? mayn't you be counteracting? mayn't they be counteracting?
Perfect
mayn't I have counteracted? mayn't you have counteracted? mayn't she have counteracted? mayn't we have counteracted? mayn't you have counteracted? mayn't they have counteracted?
V-ing perfect
mayn't I have been counteracting? mayn't you have been counteracting? mayn't she have been counteracting? mayn't we have been counteracting? mayn't you have been counteracting? mayn't they have been counteracting?