English verb conjugation
CAN STERILISE

Regular verb: sterilise - sterilised - sterilised

Affirmation

Simple form	V-ing form
I can sterilise you can sterilise he can sterilise we can sterilise you can sterilise they can sterilise	I can be sterilising you can be sterilising he can be sterilising we can be sterilising you can be sterilising they can be sterilising
Perfect	V-ing perfect
I can have sterilised you can have sterilised he can have sterilised we can have sterilised you can have sterilised they can have sterilised	I can have been sterilising you can have been sterilising he can have been sterilising we can have been sterilising you can have been sterilising they can have been sterilising

Negation

Simple form	V-ing form
I can't sterilise you can't sterilise he can't sterilise we can't sterilise you can't sterilise they can't sterilise	I can't be sterilising you can't be sterilising he can't be sterilising we can't be sterilising you can't be sterilising they can't be sterilising
Perfect	V-ing perfect
I can't have sterilised you can't have sterilised he can't have sterilised we can't have sterilised you can't have sterilised they can't have sterilised	I can't have been sterilising you can't have been sterilising he can't have been sterilising we can't have been sterilising you can't have been sterilising they can't have been sterilising

Interrogative form

Simple form	V-ing form
can I sterilise? can you sterilise? can he sterilise? can we sterilise? can you sterilise? can they sterilise?	can I be sterilising? can you be sterilising? can he be sterilising? can we be sterilising? can you be sterilising? can they be sterilising?
Perfect	V-ing perfect
can I have sterilised? can you have sterilised? can he have sterilised? can we have sterilised? can you have sterilised? can they have sterilised?	can I have been sterilising? can you have been sterilising? can he have been sterilising? can we have been sterilising? can you have been sterilising? can they have been sterilising?

Interro-negative form

Simple form	V-ing form
can't I sterilise? can't you sterilise? can't he sterilise? can't we sterilise? can't you sterilise? can't they sterilise?	can't I be sterilising? can't you be sterilising? can't he be sterilising? can't we be sterilising? can't you be sterilising? can't they be sterilising?
Perfect	V-ing perfect
can't I have sterilised? can't you have sterilised? can't he have sterilised? can't we have sterilised? can't you have sterilised? can't they have sterilised?	can't I have been sterilising? can't you have been sterilising? can't he have been sterilising? can't we have been sterilising? can't you have been sterilising? can't they have been sterilising?