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

English verb conjugation CAN UNDERSTAND

Irregular verb: understand - understood - understood


Affirmation

Simple form
I can understand
you can understand
she can understand
we can understand
you can understand
they can understand
V-ing form
I can be understanding
you can be understanding
she can be understanding
we can be understanding
you can be understanding
they can be understanding
Perfect
I can have understood
you can have understood
she can have understood
we can have understood
you can have understood
they can have understood
V-ing perfect
I can have been understanding
you can have been understanding
she can have been understanding
we can have been understanding
you can have been understanding
they can have been understanding

Negation

Simple form
I can't understand
you can't understand
she can't understand
we can't understand
you can't understand
they can't understand
V-ing form
I can't be understanding
you can't be understanding
she can't be understanding
we can't be understanding
you can't be understanding
they can't be understanding
Perfect
I can't have understood
you can't have understood
she can't have understood
we can't have understood
you can't have understood
they can't have understood
V-ing perfect
I can't have been understanding
you can't have been understanding
she can't have been understanding
we can't have been understanding
you can't have been understanding
they can't have been understanding

Interrogative form

Simple form
can I understand?
can you understand?
can she understand?
can we understand?
can you understand?
can they understand?
V-ing form
can I be understanding?
can you be understanding?
can she be understanding?
can we be understanding?
can you be understanding?
can they be understanding?
Perfect
can I have understood?
can you have understood?
can she have understood?
can we have understood?
can you have understood?
can they have understood?
V-ing perfect
can I have been understanding?
can you have been understanding?
can she have been understanding?
can we have been understanding?
can you have been understanding?
can they have been understanding?

Interro-negative form

Simple form
can't I understand?
can't you understand?
can't she understand?
can't we understand?
can't you understand?
can't they understand?
V-ing form
can't I be understanding?
can't you be understanding?
can't she be understanding?
can't we be understanding?
can't you be understanding?
can't they be understanding?
Perfect
can't I have understood?
can't you have understood?
can't she have understood?
can't we have understood?
can't you have understood?
can't they have understood?
V-ing perfect
can't I have been understanding?
can't you have been understanding?
can't she have been understanding?
can't we have been understanding?
can't you have been understanding?
can't they have been understanding?