English verb conjugation
CAN ALTERNATE

Regular verb: alternate - alternated - alternated

Affirmation

Simple form	V-ing form
I can alternate you can alternate she can alternate we can alternate you can alternate they can alternate	I can be alternating you can be alternating she can be alternating we can be alternating you can be alternating they can be alternating
Perfect	V-ing perfect
I can have alternated you can have alternated she can have alternated we can have alternated you can have alternated they can have alternated	I can have been alternating you can have been alternating she can have been alternating we can have been alternating you can have been alternating they can have been alternating

Negation

Simple form	V-ing form
I can't alternate you can't alternate she can't alternate we can't alternate you can't alternate they can't alternate	I can't be alternating you can't be alternating she can't be alternating we can't be alternating you can't be alternating they can't be alternating
Perfect	V-ing perfect
I can't have alternated you can't have alternated she can't have alternated we can't have alternated you can't have alternated they can't have alternated	I can't have been alternating you can't have been alternating she can't have been alternating we can't have been alternating you can't have been alternating they can't have been alternating

Interrogative form

Simple form	V-ing form
can I alternate? can you alternate? can she alternate? can we alternate? can you alternate? can they alternate?	can I be alternating? can you be alternating? can she be alternating? can we be alternating? can you be alternating? can they be alternating?
Perfect	V-ing perfect
can I have alternated? can you have alternated? can she have alternated? can we have alternated? can you have alternated? can they have alternated?	can I have been alternating? can you have been alternating? can she have been alternating? can we have been alternating? can you have been alternating? can they have been alternating?

Interro-negative form

Simple form	V-ing form
can't I alternate? can't you alternate? can't she alternate? can't we alternate? can't you alternate? can't they alternate?	can't I be alternating? can't you be alternating? can't she be alternating? can't we be alternating? can't you be alternating? can't they be alternating?
Perfect	V-ing perfect
can't I have alternated? can't you have alternated? can't she have alternated? can't we have alternated? can't you have alternated? can't they have alternated?	can't I have been alternating? can't you have been alternating? can't she have been alternating? can't we have been alternating? can't you have been alternating? can't they have been alternating?