English verb conjugation
COULD GRUMMET

Regular verb: grummet - grummeted - grummeted

Affirmation

Simple form	V-ing form
I could grummet you could grummet she could grummet we could grummet you could grummet they could grummet	I could be grummeting you could be grummeting she could be grummeting we could be grummeting you could be grummeting they could be grummeting
Perfect	V-ing perfect
I could have grummeted you could have grummeted she could have grummeted we could have grummeted you could have grummeted they could have grummeted	I could have been grummeting you could have been grummeting she could have been grummeting we could have been grummeting you could have been grummeting they could have been grummeting

Negation

Simple form	V-ing form
I could not grummet you could not grummet she could not grummet we could not grummet you could not grummet they could not grummet	I could not be grummeting you could not be grummeting she could not be grummeting we could not be grummeting you could not be grummeting they could not be grummeting
Perfect	V-ing perfect
I could not have grummeted you could not have grummeted she could not have grummeted we could not have grummeted you could not have grummeted they could not have grummeted	I could not have been grummeting you could not have been grummeting she could not have been grummeting we could not have been grummeting you could not have been grummeting they could not have been grummeting

Interrogative form

Simple form	V-ing form
could I grummet? could you grummet? could she grummet? could we grummet? could you grummet? could they grummet?	could I be grummeting? could you be grummeting? could she be grummeting? could we be grummeting? could you be grummeting? could they be grummeting?
Perfect	V-ing perfect
could I have grummeted? could you have grummeted? could she have grummeted? could we have grummeted? could you have grummeted? could they have grummeted?	could I have been grummeting? could you have been grummeting? could she have been grummeting? could we have been grummeting? could you have been grummeting? could they have been grummeting?

Interro-negative form

Simple form	V-ing form
could I not grummet? could you not grummet? could she not grummet? could we not grummet? could you not grummet? could they not grummet?	could I not be grummeting? could you not be grummeting? could she not be grummeting? could we not be grummeting? could you not be grummeting? could they not be grummeting?
Perfect	V-ing perfect
could I not have grummeted? could you not have grummeted? could she not have grummeted? could we not have grummeted? could you not have grummeted? could they not have grummeted?	could I not have been grummeting? could you not have been grummeting? could she not have been grummeting? could we not have been grummeting? could you not have been grummeting? could they not have been grummeting?