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male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation CAN OCCUR

Regular verb: occur - occurred - occurred


Affirmation

Simple form
I can occur
you can occur
she can occur
we can occur
you can occur
they can occur
V-ing form
I can be occurring
you can be occurring
she can be occurring
we can be occurring
you can be occurring
they can be occurring
Perfect
I can have occurred
you can have occurred
she can have occurred
we can have occurred
you can have occurred
they can have occurred
V-ing perfect
I can have been occurring
you can have been occurring
she can have been occurring
we can have been occurring
you can have been occurring
they can have been occurring

Negation

Simple form
I cannot occur
you cannot occur
she cannot occur
we cannot occur
you cannot occur
they cannot occur
V-ing form
I cannot be occurring
you cannot be occurring
she cannot be occurring
we cannot be occurring
you cannot be occurring
they cannot be occurring
Perfect
I cannot have occurred
you cannot have occurred
she cannot have occurred
we cannot have occurred
you cannot have occurred
they cannot have occurred
V-ing perfect
I cannot have been occurring
you cannot have been occurring
she cannot have been occurring
we cannot have been occurring
you cannot have been occurring
they cannot have been occurring

Interrogative form

Simple form
can I occur?
can you occur?
can she occur?
can we occur?
can you occur?
can they occur?
V-ing form
can I be occurring?
can you be occurring?
can she be occurring?
can we be occurring?
can you be occurring?
can they be occurring?
Perfect
can I have occurred?
can you have occurred?
can she have occurred?
can we have occurred?
can you have occurred?
can they have occurred?
V-ing perfect
can I have been occurring?
can you have been occurring?
can she have been occurring?
can we have been occurring?
can you have been occurring?
can they have been occurring?

Interro-negative form

Simple form
can I not occur?
can you not occur?
can she not occur?
can we not occur?
can you not occur?
can they not occur?
V-ing form
can I not be occurring?
can you not be occurring?
can she not be occurring?
can we not be occurring?
can you not be occurring?
can they not be occurring?
Perfect
can I not have occurred?
can you not have occurred?
can she not have occurred?
can we not have occurred?
can you not have occurred?
can they not have occurred?
V-ing perfect
can I not have been occurring?
can you not have been occurring?
can she not have been occurring?
can we not have been occurring?
can you not have been occurring?
can they not have been occurring?