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 may not grabble you may not grabble he may not grabble we may not grabble you may not grabble they may not grabble	I may not be grabbling you may not be grabbling he may not be grabbling we may not be grabbling you may not be grabbling they may not be grabbling
Perfect	V-ing perfect
I may not have grabbled you may not have grabbled he may not have grabbled we may not have grabbled you may not have grabbled they may not have grabbled	I may not have been grabbling you may not have been grabbling he may not have been grabbling we may not have been grabbling you may not have been grabbling they may not 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
may I not grabble? may you not grabble? may he not grabble? may we not grabble? may you not grabble? may they not grabble?	may I not be grabbling? may you not be grabbling? may he not be grabbling? may we not be grabbling? may you not be grabbling? may they not be grabbling?
Perfect	V-ing perfect
may I not have grabbled? may you not have grabbled? may he not have grabbled? may we not have grabbled? may you not have grabbled? may they not have grabbled?	may I not have been grabbling? may you not have been grabbling? may he not have been grabbling? may we not have been grabbling? may you not have been grabbling? may they not have been grabbling?