male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation CAN HAVEN
Regular verb: haven - havened - havened
Affirmation
Simple form
I can havenyou can haven
she can haven
we can haven
you can haven
they can haven
V-ing form
I can be haveningyou can be havening
she can be havening
we can be havening
you can be havening
they can be havening
Perfect
I can have havenedyou can have havened
she can have havened
we can have havened
you can have havened
they can have havened
V-ing perfect
I can have been haveningyou can have been havening
she can have been havening
we can have been havening
you can have been havening
they can have been havening
Negation
Simple form
I cannot havenyou cannot haven
she cannot haven
we cannot haven
you cannot haven
they cannot haven
V-ing form
I cannot be haveningyou cannot be havening
she cannot be havening
we cannot be havening
you cannot be havening
they cannot be havening
Perfect
I cannot have havenedyou cannot have havened
she cannot have havened
we cannot have havened
you cannot have havened
they cannot have havened
V-ing perfect
I cannot have been haveningyou cannot have been havening
she cannot have been havening
we cannot have been havening
you cannot have been havening
they cannot have been havening
Interrogative form
Simple form
can I haven?can you haven?
can she haven?
can we haven?
can you haven?
can they haven?
V-ing form
can I be havening?can you be havening?
can she be havening?
can we be havening?
can you be havening?
can they be havening?
Perfect
can I have havened?can you have havened?
can she have havened?
can we have havened?
can you have havened?
can they have havened?
V-ing perfect
can I have been havening?can you have been havening?
can she have been havening?
can we have been havening?
can you have been havening?
can they have been havening?
Interro-negative form
Simple form
can I not haven?can you not haven?
can she not haven?
can we not haven?
can you not haven?
can they not haven?
V-ing form
can I not be havening?can you not be havening?
can she not be havening?
can we not be havening?
can you not be havening?
can they not be havening?
Perfect
can I not have havened?can you not have havened?
can she not have havened?
can we not have havened?
can you not have havened?
can they not have havened?
V-ing perfect
can I not have been havening?can you not have been havening?
can she not have been havening?
can we not have been havening?
can you not have been havening?
can they not have been havening?