English verb conjugation
CAN CREPITATE

Regular verb: crepitate - crepitated - crepitated

Affirmation

Simple form	V-ing form
I can crepitate you can crepitate he can crepitate we can crepitate you can crepitate they can crepitate	I can be crepitating you can be crepitating he can be crepitating we can be crepitating you can be crepitating they can be crepitating
Perfect	V-ing perfect
I can have crepitated you can have crepitated he can have crepitated we can have crepitated you can have crepitated they can have crepitated	I can have been crepitating you can have been crepitating he can have been crepitating we can have been crepitating you can have been crepitating they can have been crepitating

Negation

Simple form	V-ing form
I cannot crepitate you cannot crepitate he cannot crepitate we cannot crepitate you cannot crepitate they cannot crepitate	I cannot be crepitating you cannot be crepitating he cannot be crepitating we cannot be crepitating you cannot be crepitating they cannot be crepitating
Perfect	V-ing perfect
I cannot have crepitated you cannot have crepitated he cannot have crepitated we cannot have crepitated you cannot have crepitated they cannot have crepitated	I cannot have been crepitating you cannot have been crepitating he cannot have been crepitating we cannot have been crepitating you cannot have been crepitating they cannot have been crepitating

Interrogative form

Simple form	V-ing form
can I crepitate? can you crepitate? can he crepitate? can we crepitate? can you crepitate? can they crepitate?	can I be crepitating? can you be crepitating? can he be crepitating? can we be crepitating? can you be crepitating? can they be crepitating?
Perfect	V-ing perfect
can I have crepitated? can you have crepitated? can he have crepitated? can we have crepitated? can you have crepitated? can they have crepitated?	can I have been crepitating? can you have been crepitating? can he have been crepitating? can we have been crepitating? can you have been crepitating? can they have been crepitating?

Interro-negative form

Simple form	V-ing form
can I not crepitate? can you not crepitate? can he not crepitate? can we not crepitate? can you not crepitate? can they not crepitate?	can I not be crepitating? can you not be crepitating? can he not be crepitating? can we not be crepitating? can you not be crepitating? can they not be crepitating?
Perfect	V-ing perfect
can I not have crepitated? can you not have crepitated? can he not have crepitated? can we not have crepitated? can you not have crepitated? can they not have crepitated?	can I not have been crepitating? can you not have been crepitating? can he not have been crepitating? can we not have been crepitating? can you not have been crepitating? can they not have been crepitating?