English verb conjugation
CAN OVERFERTILISE

Regular verb: overfertilise - overfertilised - overfertilised

Affirmation

Simple form	V-ing form
I can overfertilise you can overfertilise he can overfertilise we can overfertilise you can overfertilise they can overfertilise	I can be overfertilising you can be overfertilising he can be overfertilising we can be overfertilising you can be overfertilising they can be overfertilising
Perfect	V-ing perfect
I can have overfertilised you can have overfertilised he can have overfertilised we can have overfertilised you can have overfertilised they can have overfertilised	I can have been overfertilising you can have been overfertilising he can have been overfertilising we can have been overfertilising you can have been overfertilising they can have been overfertilising

Negation

Simple form	V-ing form
I cannot overfertilise you cannot overfertilise he cannot overfertilise we cannot overfertilise you cannot overfertilise they cannot overfertilise	I cannot be overfertilising you cannot be overfertilising he cannot be overfertilising we cannot be overfertilising you cannot be overfertilising they cannot be overfertilising
Perfect	V-ing perfect
I cannot have overfertilised you cannot have overfertilised he cannot have overfertilised we cannot have overfertilised you cannot have overfertilised they cannot have overfertilised	I cannot have been overfertilising you cannot have been overfertilising he cannot have been overfertilising we cannot have been overfertilising you cannot have been overfertilising they cannot have been overfertilising

Interrogative form

Simple form	V-ing form
can I overfertilise? can you overfertilise? can he overfertilise? can we overfertilise? can you overfertilise? can they overfertilise?	can I be overfertilising? can you be overfertilising? can he be overfertilising? can we be overfertilising? can you be overfertilising? can they be overfertilising?
Perfect	V-ing perfect
can I have overfertilised? can you have overfertilised? can he have overfertilised? can we have overfertilised? can you have overfertilised? can they have overfertilised?	can I have been overfertilising? can you have been overfertilising? can he have been overfertilising? can we have been overfertilising? can you have been overfertilising? can they have been overfertilising?

Interro-negative form

Simple form	V-ing form
can I not overfertilise? can you not overfertilise? can he not overfertilise? can we not overfertilise? can you not overfertilise? can they not overfertilise?	can I not be overfertilising? can you not be overfertilising? can he not be overfertilising? can we not be overfertilising? can you not be overfertilising? can they not be overfertilising?
Perfect	V-ing perfect
can I not have overfertilised? can you not have overfertilised? can he not have overfertilised? can we not have overfertilised? can you not have overfertilised? can they not have overfertilised?	can I not have been overfertilising? can you not have been overfertilising? can he not have been overfertilising? can we not have been overfertilising? can you not have been overfertilising? can they not have been overfertilising?