English verb conjugation
MAY COLLAPSE

Regular verb: collapse - collapsed - collapsed

Affirmation

Simple form	V-ing form
I may collapse you may collapse he may collapse we may collapse you may collapse they may collapse	I may be collapsing you may be collapsing he may be collapsing we may be collapsing you may be collapsing they may be collapsing
Perfect	V-ing perfect
I may have collapsed you may have collapsed he may have collapsed we may have collapsed you may have collapsed they may have collapsed	I may have been collapsing you may have been collapsing he may have been collapsing we may have been collapsing you may have been collapsing they may have been collapsing

Negation

Simple form	V-ing form
I mayn't collapse you mayn't collapse he mayn't collapse we mayn't collapse you mayn't collapse they mayn't collapse	I mayn't be collapsing you mayn't be collapsing he mayn't be collapsing we mayn't be collapsing you mayn't be collapsing they mayn't be collapsing
Perfect	V-ing perfect
I mayn't have collapsed you mayn't have collapsed he mayn't have collapsed we mayn't have collapsed you mayn't have collapsed they mayn't have collapsed	I mayn't have been collapsing you mayn't have been collapsing he mayn't have been collapsing we mayn't have been collapsing you mayn't have been collapsing they mayn't have been collapsing

Interrogative form

Simple form	V-ing form
may I collapse? may you collapse? may he collapse? may we collapse? may you collapse? may they collapse?	may I be collapsing? may you be collapsing? may he be collapsing? may we be collapsing? may you be collapsing? may they be collapsing?
Perfect	V-ing perfect
may I have collapsed? may you have collapsed? may he have collapsed? may we have collapsed? may you have collapsed? may they have collapsed?	may I have been collapsing? may you have been collapsing? may he have been collapsing? may we have been collapsing? may you have been collapsing? may they have been collapsing?

Interro-negative form

Simple form	V-ing form
mayn't I collapse? mayn't you collapse? mayn't he collapse? mayn't we collapse? mayn't you collapse? mayn't they collapse?	mayn't I be collapsing? mayn't you be collapsing? mayn't he be collapsing? mayn't we be collapsing? mayn't you be collapsing? mayn't they be collapsing?
Perfect	V-ing perfect
mayn't I have collapsed? mayn't you have collapsed? mayn't he have collapsed? mayn't we have collapsed? mayn't you have collapsed? mayn't they have collapsed?	mayn't I have been collapsing? mayn't you have been collapsing? mayn't he have been collapsing? mayn't we have been collapsing? mayn't you have been collapsing? mayn't they have been collapsing?