English verb conjugation
CAN THREAT

Regular verb: threat - threated - threated

Affirmation

Simple form	V-ing form
I can threat you can threat she can threat we can threat you can threat they can threat	I can be threating you can be threating she can be threating we can be threating you can be threating they can be threating
Perfect	V-ing perfect
I can have threated you can have threated she can have threated we can have threated you can have threated they can have threated	I can have been threating you can have been threating she can have been threating we can have been threating you can have been threating they can have been threating

Negation

Simple form	V-ing form
I can't threat you can't threat she can't threat we can't threat you can't threat they can't threat	I can't be threating you can't be threating she can't be threating we can't be threating you can't be threating they can't be threating
Perfect	V-ing perfect
I can't have threated you can't have threated she can't have threated we can't have threated you can't have threated they can't have threated	I can't have been threating you can't have been threating she can't have been threating we can't have been threating you can't have been threating they can't have been threating

Interrogative form

Simple form	V-ing form
can I threat? can you threat? can she threat? can we threat? can you threat? can they threat?	can I be threating? can you be threating? can she be threating? can we be threating? can you be threating? can they be threating?
Perfect	V-ing perfect
can I have threated? can you have threated? can she have threated? can we have threated? can you have threated? can they have threated?	can I have been threating? can you have been threating? can she have been threating? can we have been threating? can you have been threating? can they have been threating?

Interro-negative form

Simple form	V-ing form
can't I threat? can't you threat? can't she threat? can't we threat? can't you threat? can't they threat?	can't I be threating? can't you be threating? can't she be threating? can't we be threating? can't you be threating? can't they be threating?
Perfect	V-ing perfect
can't I have threated? can't you have threated? can't she have threated? can't we have threated? can't you have threated? can't they have threated?	can't I have been threating? can't you have been threating? can't she have been threating? can't we have been threating? can't you have been threating? can't they have been threating?