English verb conjugation
CAN AVER

Regular verb: aver - averred - averred

Affirmation

Simple form	V-ing form
I can aver you can aver he can aver we can aver you can aver they can aver	I can be averring you can be averring he can be averring we can be averring you can be averring they can be averring
Perfect	V-ing perfect
I can have averred you can have averred he can have averred we can have averred you can have averred they can have averred	I can have been averring you can have been averring he can have been averring we can have been averring you can have been averring they can have been averring

Negation

Simple form	V-ing form
I cannot aver you cannot aver he cannot aver we cannot aver you cannot aver they cannot aver	I cannot be averring you cannot be averring he cannot be averring we cannot be averring you cannot be averring they cannot be averring
Perfect	V-ing perfect
I cannot have averred you cannot have averred he cannot have averred we cannot have averred you cannot have averred they cannot have averred	I cannot have been averring you cannot have been averring he cannot have been averring we cannot have been averring you cannot have been averring they cannot have been averring

Interrogative form

Simple form	V-ing form
can I aver? can you aver? can he aver? can we aver? can you aver? can they aver?	can I be averring? can you be averring? can he be averring? can we be averring? can you be averring? can they be averring?
Perfect	V-ing perfect
can I have averred? can you have averred? can he have averred? can we have averred? can you have averred? can they have averred?	can I have been averring? can you have been averring? can he have been averring? can we have been averring? can you have been averring? can they have been averring?

Interro-negative form

Simple form	V-ing form
can I not aver? can you not aver? can he not aver? can we not aver? can you not aver? can they not aver?	can I not be averring? can you not be averring? can he not be averring? can we not be averring? can you not be averring? can they not be averring?
Perfect	V-ing perfect
can I not have averred? can you not have averred? can he not have averred? can we not have averred? can you not have averred? can they not have averred?	can I not have been averring? can you not have been averring? can he not have been averring? can we not have been averring? can you not have been averring? can they not have been averring?