can seek
Irregular verb: seek - sought- sought

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can seek
you can seek
she can seek
we can seek
you can seek
they can seek 	I can be seeking
you can be seeking
she can be seeking
we can be seeking
you can be seeking
they can be seeking	I can have sought
you can have sought
she can have sought
we can have sought
you can have sought
they can have sought	I can have been seeking
you can have been seeking
she can have been seeking
we can have been seeking
you can have been seeking
they can have been seeking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't seek
you can't seek
she can't seek
we can't seek
you can't seek
they can't seek 	I can't be seeking
you can't be seeking
she can't be seeking
we can't be seeking
you can't be seeking
they can't be seeking	I can't have sought
you can't have sought
she can't have sought
we can't have sought
you can't have sought
they can't have sought	I can't have been seeking
you can't have been seeking
she can't have been seeking
we can't have been seeking
you can't have been seeking
they can't have been seeking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I seek?
can you seek?
can she seek?
can we seek?
can you seek?
can they seek? 	can I be seeking?
can you be seeking?
can she be seeking?
can we be seeking?
can you be seeking?
can they be seeking? 	can I have sought?
can you have sought?
can she have sought?
can we have sought?
can you have sought?
can they have sought? 	can I have been seeking?
can you have been seeking?
can she have been seeking?
can we have been seeking?
can you have been seeking?
can they have been seeking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I seek?
can't you seek?
can't she seek?
can't we seek?
can't you seek?
can't they seek? 	can't I be seeking?
can't you be seeking?
can't she be seeking?
can't we be seeking?
can't you be seeking?
can't they be seeking? 	can't I have sought?
can't you have sought?
can't she have sought?
can't we have sought?
can't you have sought?
can't they have sought? 	can't I have been seeking?
can't you have been seeking?
can't she have been seeking?
can't we have been seeking?
can't you have been seeking?
can't they have been seeking?