English verb conjugation
CAN SUBJOIN

Regular verb: subjoin - subjoined - subjoined

Affirmation

Simple form	V-ing form
I can subjoin you can subjoin he can subjoin we can subjoin you can subjoin they can subjoin	I can be subjoining you can be subjoining he can be subjoining we can be subjoining you can be subjoining they can be subjoining
Perfect	V-ing perfect
I can have subjoined you can have subjoined he can have subjoined we can have subjoined you can have subjoined they can have subjoined	I can have been subjoining you can have been subjoining he can have been subjoining we can have been subjoining you can have been subjoining they can have been subjoining

Negation

Simple form	V-ing form
I can't subjoin you can't subjoin he can't subjoin we can't subjoin you can't subjoin they can't subjoin	I can't be subjoining you can't be subjoining he can't be subjoining we can't be subjoining you can't be subjoining they can't be subjoining
Perfect	V-ing perfect
I can't have subjoined you can't have subjoined he can't have subjoined we can't have subjoined you can't have subjoined they can't have subjoined	I can't have been subjoining you can't have been subjoining he can't have been subjoining we can't have been subjoining you can't have been subjoining they can't have been subjoining

Interrogative form

Simple form	V-ing form
can I subjoin? can you subjoin? can he subjoin? can we subjoin? can you subjoin? can they subjoin?	can I be subjoining? can you be subjoining? can he be subjoining? can we be subjoining? can you be subjoining? can they be subjoining?
Perfect	V-ing perfect
can I have subjoined? can you have subjoined? can he have subjoined? can we have subjoined? can you have subjoined? can they have subjoined?	can I have been subjoining? can you have been subjoining? can he have been subjoining? can we have been subjoining? can you have been subjoining? can they have been subjoining?

Interro-negative form

Simple form	V-ing form
can't I subjoin? can't you subjoin? can't he subjoin? can't we subjoin? can't you subjoin? can't they subjoin?	can't I be subjoining? can't you be subjoining? can't he be subjoining? can't we be subjoining? can't you be subjoining? can't they be subjoining?
Perfect	V-ing perfect
can't I have subjoined? can't you have subjoined? can't he have subjoined? can't we have subjoined? can't you have subjoined? can't they have subjoined?	can't I have been subjoining? can't you have been subjoining? can't he have been subjoining? can't we have been subjoining? can't you have been subjoining? can't they have been subjoining?