English verb conjugation
CAN PRETESTIFY

Regular verb: pretestify - pretestified - pretestified

Affirmation

Simple form	V-ing form
I can pretestify you can pretestify he can pretestify we can pretestify you can pretestify they can pretestify	I can be pretestifying you can be pretestifying he can be pretestifying we can be pretestifying you can be pretestifying they can be pretestifying
Perfect	V-ing perfect
I can have pretestified you can have pretestified he can have pretestified we can have pretestified you can have pretestified they can have pretestified	I can have been pretestifying you can have been pretestifying he can have been pretestifying we can have been pretestifying you can have been pretestifying they can have been pretestifying

Negation

Simple form	V-ing form
I can't pretestify you can't pretestify he can't pretestify we can't pretestify you can't pretestify they can't pretestify	I can't be pretestifying you can't be pretestifying he can't be pretestifying we can't be pretestifying you can't be pretestifying they can't be pretestifying
Perfect	V-ing perfect
I can't have pretestified you can't have pretestified he can't have pretestified we can't have pretestified you can't have pretestified they can't have pretestified	I can't have been pretestifying you can't have been pretestifying he can't have been pretestifying we can't have been pretestifying you can't have been pretestifying they can't have been pretestifying

Interrogative form

Simple form	V-ing form
can I pretestify? can you pretestify? can he pretestify? can we pretestify? can you pretestify? can they pretestify?	can I be pretestifying? can you be pretestifying? can he be pretestifying? can we be pretestifying? can you be pretestifying? can they be pretestifying?
Perfect	V-ing perfect
can I have pretestified? can you have pretestified? can he have pretestified? can we have pretestified? can you have pretestified? can they have pretestified?	can I have been pretestifying? can you have been pretestifying? can he have been pretestifying? can we have been pretestifying? can you have been pretestifying? can they have been pretestifying?

Interro-negative form

Simple form	V-ing form
can't I pretestify? can't you pretestify? can't he pretestify? can't we pretestify? can't you pretestify? can't they pretestify?	can't I be pretestifying? can't you be pretestifying? can't he be pretestifying? can't we be pretestifying? can't you be pretestifying? can't they be pretestifying?
Perfect	V-ing perfect
can't I have pretestified? can't you have pretestified? can't he have pretestified? can't we have pretestified? can't you have pretestified? can't they have pretestified?	can't I have been pretestifying? can't you have been pretestifying? can't he have been pretestifying? can't we have been pretestifying? can't you have been pretestifying? can't they have been pretestifying?