English verb conjugation
CAN SEEM

Regular verb: seem - seemed - seemed

Affirmation

Simple form	V-ing form
- - it can seem - - -	- - it can be seeming - - -
Perfect	V-ing perfect
- - it can have seemed - - -	- - it can have been seeming - - -

Negation

Simple form	V-ing form
- - it cannot seem - - -	- - it cannot be seeming - - -
Perfect	V-ing perfect
- - it cannot have seemed - - -	- - it cannot have been seeming - - -

Interrogative form

Simple form	V-ing form
- - can it seem? - - -	- - can it be seeming? - - -
Perfect	V-ing perfect
- - can it have seemed? - - -	- - can it have been seeming? - - -

Interro-negative form

Simple form	V-ing form
- - can it not seem? - - -	- - can it not be seeming? - - -
Perfect	V-ing perfect
- - can it not have seemed? - - -	- - can it not have been seeming? - - -