English verb conjugation
CAN GROIN

Regular verb: groin - groined - groined

Affirmation

Simple form	V-ing form
I can groin you can groin he can groin we can groin you can groin they can groin	I can be groining you can be groining he can be groining we can be groining you can be groining they can be groining
Perfect	V-ing perfect
I can have groined you can have groined he can have groined we can have groined you can have groined they can have groined	I can have been groining you can have been groining he can have been groining we can have been groining you can have been groining they can have been groining

Negation

Simple form	V-ing form
I can't groin you can't groin he can't groin we can't groin you can't groin they can't groin	I can't be groining you can't be groining he can't be groining we can't be groining you can't be groining they can't be groining
Perfect	V-ing perfect
I can't have groined you can't have groined he can't have groined we can't have groined you can't have groined they can't have groined	I can't have been groining you can't have been groining he can't have been groining we can't have been groining you can't have been groining they can't have been groining

Interrogative form

Simple form	V-ing form
can I groin? can you groin? can he groin? can we groin? can you groin? can they groin?	can I be groining? can you be groining? can he be groining? can we be groining? can you be groining? can they be groining?
Perfect	V-ing perfect
can I have groined? can you have groined? can he have groined? can we have groined? can you have groined? can they have groined?	can I have been groining? can you have been groining? can he have been groining? can we have been groining? can you have been groining? can they have been groining?

Interro-negative form

Simple form	V-ing form
can't I groin? can't you groin? can't he groin? can't we groin? can't you groin? can't they groin?	can't I be groining? can't you be groining? can't he be groining? can't we be groining? can't you be groining? can't they be groining?
Perfect	V-ing perfect
can't I have groined? can't you have groined? can't he have groined? can't we have groined? can't you have groined? can't they have groined?	can't I have been groining? can't you have been groining? can't he have been groining? can't we have been groining? can't you have been groining? can't they have been groining?