I may reinvestigate you may reinvestigate he may reinvestigate we may reinvestigate you may reinvestigate they may reinvestigate
V-ing form
I may be reinvestigating you may be reinvestigating he may be reinvestigating we may be reinvestigating you may be reinvestigating they may be reinvestigating
Perfect
I may have reinvestigated you may have reinvestigated he may have reinvestigated we may have reinvestigated you may have reinvestigated they may have reinvestigated
V-ing perfect
I may have been reinvestigating you may have been reinvestigating he may have been reinvestigating we may have been reinvestigating you may have been reinvestigating they may have been reinvestigating
Negation
Simple form
I mayn't reinvestigate you mayn't reinvestigate he mayn't reinvestigate we mayn't reinvestigate you mayn't reinvestigate they mayn't reinvestigate
V-ing form
I mayn't be reinvestigating you mayn't be reinvestigating he mayn't be reinvestigating we mayn't be reinvestigating you mayn't be reinvestigating they mayn't be reinvestigating
Perfect
I mayn't have reinvestigated you mayn't have reinvestigated he mayn't have reinvestigated we mayn't have reinvestigated you mayn't have reinvestigated they mayn't have reinvestigated
V-ing perfect
I mayn't have been reinvestigating you mayn't have been reinvestigating he mayn't have been reinvestigating we mayn't have been reinvestigating you mayn't have been reinvestigating they mayn't have been reinvestigating
Interrogative form
Simple form
may I reinvestigate? may you reinvestigate? may he reinvestigate? may we reinvestigate? may you reinvestigate? may they reinvestigate?
V-ing form
may I be reinvestigating? may you be reinvestigating? may he be reinvestigating? may we be reinvestigating? may you be reinvestigating? may they be reinvestigating?
Perfect
may I have reinvestigated? may you have reinvestigated? may he have reinvestigated? may we have reinvestigated? may you have reinvestigated? may they have reinvestigated?
V-ing perfect
may I have been reinvestigating? may you have been reinvestigating? may he have been reinvestigating? may we have been reinvestigating? may you have been reinvestigating? may they have been reinvestigating?
Interro-negative form
Simple form
mayn't I reinvestigate? mayn't you reinvestigate? mayn't he reinvestigate? mayn't we reinvestigate? mayn't you reinvestigate? mayn't they reinvestigate?
V-ing form
mayn't I be reinvestigating? mayn't you be reinvestigating? mayn't he be reinvestigating? mayn't we be reinvestigating? mayn't you be reinvestigating? mayn't they be reinvestigating?
Perfect
mayn't I have reinvestigated? mayn't you have reinvestigated? mayn't he have reinvestigated? mayn't we have reinvestigated? mayn't you have reinvestigated? mayn't they have reinvestigated?
V-ing perfect
mayn't I have been reinvestigating? mayn't you have been reinvestigating? mayn't he have been reinvestigating? mayn't we have been reinvestigating? mayn't you have been reinvestigating? mayn't they have been reinvestigating?