English verb conjugation
CAN GROVEL

Regular verb: grovel - grovelled - grovelled

Affirmation

Simple form	V-ing form
I can grovel you can grovel he can grovel we can grovel you can grovel they can grovel	I can be grovelling you can be grovelling he can be grovelling we can be grovelling you can be grovelling they can be grovelling
Perfect	V-ing perfect
I can have grovelled you can have grovelled he can have grovelled we can have grovelled you can have grovelled they can have grovelled	I can have been grovelling you can have been grovelling he can have been grovelling we can have been grovelling you can have been grovelling they can have been grovelling

Negation

Simple form	V-ing form
I can't grovel you can't grovel he can't grovel we can't grovel you can't grovel they can't grovel	I can't be grovelling you can't be grovelling he can't be grovelling we can't be grovelling you can't be grovelling they can't be grovelling
Perfect	V-ing perfect
I can't have grovelled you can't have grovelled he can't have grovelled we can't have grovelled you can't have grovelled they can't have grovelled	I can't have been grovelling you can't have been grovelling he can't have been grovelling we can't have been grovelling you can't have been grovelling they can't have been grovelling

Interrogative form

Simple form	V-ing form
can I grovel? can you grovel? can he grovel? can we grovel? can you grovel? can they grovel?	can I be grovelling? can you be grovelling? can he be grovelling? can we be grovelling? can you be grovelling? can they be grovelling?
Perfect	V-ing perfect
can I have grovelled? can you have grovelled? can he have grovelled? can we have grovelled? can you have grovelled? can they have grovelled?	can I have been grovelling? can you have been grovelling? can he have been grovelling? can we have been grovelling? can you have been grovelling? can they have been grovelling?

Interro-negative form

Simple form	V-ing form
can't I grovel? can't you grovel? can't he grovel? can't we grovel? can't you grovel? can't they grovel?	can't I be grovelling? can't you be grovelling? can't he be grovelling? can't we be grovelling? can't you be grovelling? can't they be grovelling?
Perfect	V-ing perfect
can't I have grovelled? can't you have grovelled? can't he have grovelled? can't we have grovelled? can't you have grovelled? can't they have grovelled?	can't I have been grovelling? can't you have been grovelling? can't he have been grovelling? can't we have been grovelling? can't you have been grovelling? can't they have been grovelling?