I can grommet you can grommet she can grommet we can grommet you can grommet they can grommet
V-ing form
I can be grommeting you can be grommeting she can be grommeting we can be grommeting you can be grommeting they can be grommeting
Perfect
I can have grommeted you can have grommeted she can have grommeted we can have grommeted you can have grommeted they can have grommeted
V-ing perfect
I can have been grommeting you can have been grommeting she can have been grommeting we can have been grommeting you can have been grommeting they can have been grommeting
Negation
Simple form
I cannot grommet you cannot grommet she cannot grommet we cannot grommet you cannot grommet they cannot grommet
V-ing form
I cannot be grommeting you cannot be grommeting she cannot be grommeting we cannot be grommeting you cannot be grommeting they cannot be grommeting
Perfect
I cannot have grommeted you cannot have grommeted she cannot have grommeted we cannot have grommeted you cannot have grommeted they cannot have grommeted
V-ing perfect
I cannot have been grommeting you cannot have been grommeting she cannot have been grommeting we cannot have been grommeting you cannot have been grommeting they cannot have been grommeting
Interrogative form
Simple form
can I grommet? can you grommet? can she grommet? can we grommet? can you grommet? can they grommet?
V-ing form
can I be grommeting? can you be grommeting? can she be grommeting? can we be grommeting? can you be grommeting? can they be grommeting?
Perfect
can I have grommeted? can you have grommeted? can she have grommeted? can we have grommeted? can you have grommeted? can they have grommeted?
V-ing perfect
can I have been grommeting? can you have been grommeting? can she have been grommeting? can we have been grommeting? can you have been grommeting? can they have been grommeting?
Interro-negative form
Simple form
can I not grommet? can you not grommet? can she not grommet? can we not grommet? can you not grommet? can they not grommet?
V-ing form
can I not be grommeting? can you not be grommeting? can she not be grommeting? can we not be grommeting? can you not be grommeting? can they not be grommeting?
Perfect
can I not have grommeted? can you not have grommeted? can she not have grommeted? can we not have grommeted? can you not have grommeted? can they not have grommeted?
V-ing perfect
can I not have been grommeting? can you not have been grommeting? can she not have been grommeting? can we not have been grommeting? can you not have been grommeting? can they not have been grommeting?