English verb conjugation
CAN CIRCUMCISE

Regular verb: circumcise - circumcised - circumcised

Affirmation

Simple form	V-ing form
I can circumcise you can circumcise he can circumcise we can circumcise you can circumcise they can circumcise	I can be circumcising you can be circumcising he can be circumcising we can be circumcising you can be circumcising they can be circumcising
Perfect	V-ing perfect
I can have circumcised you can have circumcised he can have circumcised we can have circumcised you can have circumcised they can have circumcised	I can have been circumcising you can have been circumcising he can have been circumcising we can have been circumcising you can have been circumcising they can have been circumcising

Negation

Simple form	V-ing form
I can't circumcise you can't circumcise he can't circumcise we can't circumcise you can't circumcise they can't circumcise	I can't be circumcising you can't be circumcising he can't be circumcising we can't be circumcising you can't be circumcising they can't be circumcising
Perfect	V-ing perfect
I can't have circumcised you can't have circumcised he can't have circumcised we can't have circumcised you can't have circumcised they can't have circumcised	I can't have been circumcising you can't have been circumcising he can't have been circumcising we can't have been circumcising you can't have been circumcising they can't have been circumcising

Interrogative form

Simple form	V-ing form
can I circumcise? can you circumcise? can he circumcise? can we circumcise? can you circumcise? can they circumcise?	can I be circumcising? can you be circumcising? can he be circumcising? can we be circumcising? can you be circumcising? can they be circumcising?
Perfect	V-ing perfect
can I have circumcised? can you have circumcised? can he have circumcised? can we have circumcised? can you have circumcised? can they have circumcised?	can I have been circumcising? can you have been circumcising? can he have been circumcising? can we have been circumcising? can you have been circumcising? can they have been circumcising?

Interro-negative form

Simple form	V-ing form
can't I circumcise? can't you circumcise? can't he circumcise? can't we circumcise? can't you circumcise? can't they circumcise?	can't I be circumcising? can't you be circumcising? can't he be circumcising? can't we be circumcising? can't you be circumcising? can't they be circumcising?
Perfect	V-ing perfect
can't I have circumcised? can't you have circumcised? can't he have circumcised? can't we have circumcised? can't you have circumcised? can't they have circumcised?	can't I have been circumcising? can't you have been circumcising? can't he have been circumcising? can't we have been circumcising? can't you have been circumcising? can't they have been circumcising?