English verb conjugation
MAY GRABBLE

Regular verb: grabble - grabbled - grabbled

Affirmation

Simple form	V-ing form
I may grabble you may grabble he may grabble we may grabble you may grabble they may grabble	I may be grabbling you may be grabbling he may be grabbling we may be grabbling you may be grabbling they may be grabbling
Perfect	V-ing perfect
I may have grabbled you may have grabbled he may have grabbled we may have grabbled you may have grabbled they may have grabbled	I may have been grabbling you may have been grabbling he may have been grabbling we may have been grabbling you may have been grabbling they may have been grabbling

Negation

Simple form	V-ing form
I mayn't grabble you mayn't grabble he mayn't grabble we mayn't grabble you mayn't grabble they mayn't grabble	I mayn't be grabbling you mayn't be grabbling he mayn't be grabbling we mayn't be grabbling you mayn't be grabbling they mayn't be grabbling
Perfect	V-ing perfect
I mayn't have grabbled you mayn't have grabbled he mayn't have grabbled we mayn't have grabbled you mayn't have grabbled they mayn't have grabbled	I mayn't have been grabbling you mayn't have been grabbling he mayn't have been grabbling we mayn't have been grabbling you mayn't have been grabbling they mayn't have been grabbling

Interrogative form

Simple form	V-ing form
may I grabble? may you grabble? may he grabble? may we grabble? may you grabble? may they grabble?	may I be grabbling? may you be grabbling? may he be grabbling? may we be grabbling? may you be grabbling? may they be grabbling?
Perfect	V-ing perfect
may I have grabbled? may you have grabbled? may he have grabbled? may we have grabbled? may you have grabbled? may they have grabbled?	may I have been grabbling? may you have been grabbling? may he have been grabbling? may we have been grabbling? may you have been grabbling? may they have been grabbling?

Interro-negative form

Simple form	V-ing form
mayn't I grabble? mayn't you grabble? mayn't he grabble? mayn't we grabble? mayn't you grabble? mayn't they grabble?	mayn't I be grabbling? mayn't you be grabbling? mayn't he be grabbling? mayn't we be grabbling? mayn't you be grabbling? mayn't they be grabbling?
Perfect	V-ing perfect
mayn't I have grabbled? mayn't you have grabbled? mayn't he have grabbled? mayn't we have grabbled? mayn't you have grabbled? mayn't they have grabbled?	mayn't I have been grabbling? mayn't you have been grabbling? mayn't he have been grabbling? mayn't we have been grabbling? mayn't you have been grabbling? mayn't they have been grabbling?