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 cannot grovel you cannot grovel he cannot grovel we cannot grovel you cannot grovel they cannot grovel	I cannot be grovelling you cannot be grovelling he cannot be grovelling we cannot be grovelling you cannot be grovelling they cannot be grovelling
Perfect	V-ing perfect
I cannot have grovelled you cannot have grovelled he cannot have grovelled we cannot have grovelled you cannot have grovelled they cannot have grovelled	I cannot have been grovelling you cannot have been grovelling he cannot have been grovelling we cannot have been grovelling you cannot have been grovelling they cannot 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 I not grovel? can you not grovel? can he not grovel? can we not grovel? can you not grovel? can they not grovel?	can I not be grovelling? can you not be grovelling? can he not be grovelling? can we not be grovelling? can you not be grovelling? can they not be grovelling?
Perfect	V-ing perfect
can I not have grovelled? can you not have grovelled? can he not have grovelled? can we not have grovelled? can you not have grovelled? can they not have grovelled?	can I not have been grovelling? can you not have been grovelling? can he not have been grovelling? can we not have been grovelling? can you not have been grovelling? can they not have been grovelling?