English verb conjugation
MAY BUBBLE

Regular verb: bubble - bubbled - bubbled

Affirmation

Simple form	V-ing form
I may bubble you may bubble he may bubble we may bubble you may bubble they may bubble	I may be bubbling you may be bubbling he may be bubbling we may be bubbling you may be bubbling they may be bubbling
Perfect	V-ing perfect
I may have bubbled you may have bubbled he may have bubbled we may have bubbled you may have bubbled they may have bubbled	I may have been bubbling you may have been bubbling he may have been bubbling we may have been bubbling you may have been bubbling they may have been bubbling

Negation

Simple form	V-ing form
I mayn't bubble you mayn't bubble he mayn't bubble we mayn't bubble you mayn't bubble they mayn't bubble	I mayn't be bubbling you mayn't be bubbling he mayn't be bubbling we mayn't be bubbling you mayn't be bubbling they mayn't be bubbling
Perfect	V-ing perfect
I mayn't have bubbled you mayn't have bubbled he mayn't have bubbled we mayn't have bubbled you mayn't have bubbled they mayn't have bubbled	I mayn't have been bubbling you mayn't have been bubbling he mayn't have been bubbling we mayn't have been bubbling you mayn't have been bubbling they mayn't have been bubbling

Interrogative form

Simple form	V-ing form
may I bubble? may you bubble? may he bubble? may we bubble? may you bubble? may they bubble?	may I be bubbling? may you be bubbling? may he be bubbling? may we be bubbling? may you be bubbling? may they be bubbling?
Perfect	V-ing perfect
may I have bubbled? may you have bubbled? may he have bubbled? may we have bubbled? may you have bubbled? may they have bubbled?	may I have been bubbling? may you have been bubbling? may he have been bubbling? may we have been bubbling? may you have been bubbling? may they have been bubbling?

Interro-negative form

Simple form	V-ing form
mayn't I bubble? mayn't you bubble? mayn't he bubble? mayn't we bubble? mayn't you bubble? mayn't they bubble?	mayn't I be bubbling? mayn't you be bubbling? mayn't he be bubbling? mayn't we be bubbling? mayn't you be bubbling? mayn't they be bubbling?
Perfect	V-ing perfect
mayn't I have bubbled? mayn't you have bubbled? mayn't he have bubbled? mayn't we have bubbled? mayn't you have bubbled? mayn't they have bubbled?	mayn't I have been bubbling? mayn't you have been bubbling? mayn't he have been bubbling? mayn't we have been bubbling? mayn't you have been bubbling? mayn't they have been bubbling?