English verb conjugation
CAN DEFER

Regular verb: defer - deferred - deferred

Affirmation

Simple form	V-ing form
I can defer you can defer he can defer we can defer you can defer they can defer	I can be deferring you can be deferring he can be deferring we can be deferring you can be deferring they can be deferring
Perfect	V-ing perfect
I can have deferred you can have deferred he can have deferred we can have deferred you can have deferred they can have deferred	I can have been deferring you can have been deferring he can have been deferring we can have been deferring you can have been deferring they can have been deferring

Negation

Simple form	V-ing form
I can't defer you can't defer he can't defer we can't defer you can't defer they can't defer	I can't be deferring you can't be deferring he can't be deferring we can't be deferring you can't be deferring they can't be deferring
Perfect	V-ing perfect
I can't have deferred you can't have deferred he can't have deferred we can't have deferred you can't have deferred they can't have deferred	I can't have been deferring you can't have been deferring he can't have been deferring we can't have been deferring you can't have been deferring they can't have been deferring

Interrogative form

Simple form	V-ing form
can I defer? can you defer? can he defer? can we defer? can you defer? can they defer?	can I be deferring? can you be deferring? can he be deferring? can we be deferring? can you be deferring? can they be deferring?
Perfect	V-ing perfect
can I have deferred? can you have deferred? can he have deferred? can we have deferred? can you have deferred? can they have deferred?	can I have been deferring? can you have been deferring? can he have been deferring? can we have been deferring? can you have been deferring? can they have been deferring?

Interro-negative form

Simple form	V-ing form
can't I defer? can't you defer? can't he defer? can't we defer? can't you defer? can't they defer?	can't I be deferring? can't you be deferring? can't he be deferring? can't we be deferring? can't you be deferring? can't they be deferring?
Perfect	V-ing perfect
can't I have deferred? can't you have deferred? can't he have deferred? can't we have deferred? can't you have deferred? can't they have deferred?	can't I have been deferring? can't you have been deferring? can't he have been deferring? can't we have been deferring? can't you have been deferring? can't they have been deferring?