English verb conjugation
CAN ABBREVIATE

Regular verb: abbreviate - abbreviated - abbreviated

Affirmation

Simple form	V-ing form
I can abbreviate you can abbreviate he can abbreviate we can abbreviate you can abbreviate they can abbreviate	I can be abbreviating you can be abbreviating he can be abbreviating we can be abbreviating you can be abbreviating they can be abbreviating
Perfect	V-ing perfect
I can have abbreviated you can have abbreviated he can have abbreviated we can have abbreviated you can have abbreviated they can have abbreviated	I can have been abbreviating you can have been abbreviating he can have been abbreviating we can have been abbreviating you can have been abbreviating they can have been abbreviating

Negation

Simple form	V-ing form
I can't abbreviate you can't abbreviate he can't abbreviate we can't abbreviate you can't abbreviate they can't abbreviate	I can't be abbreviating you can't be abbreviating he can't be abbreviating we can't be abbreviating you can't be abbreviating they can't be abbreviating
Perfect	V-ing perfect
I can't have abbreviated you can't have abbreviated he can't have abbreviated we can't have abbreviated you can't have abbreviated they can't have abbreviated	I can't have been abbreviating you can't have been abbreviating he can't have been abbreviating we can't have been abbreviating you can't have been abbreviating they can't have been abbreviating

Interrogative form

Simple form	V-ing form
can I abbreviate? can you abbreviate? can he abbreviate? can we abbreviate? can you abbreviate? can they abbreviate?	can I be abbreviating? can you be abbreviating? can he be abbreviating? can we be abbreviating? can you be abbreviating? can they be abbreviating?
Perfect	V-ing perfect
can I have abbreviated? can you have abbreviated? can he have abbreviated? can we have abbreviated? can you have abbreviated? can they have abbreviated?	can I have been abbreviating? can you have been abbreviating? can he have been abbreviating? can we have been abbreviating? can you have been abbreviating? can they have been abbreviating?

Interro-negative form

Simple form	V-ing form
can't I abbreviate? can't you abbreviate? can't he abbreviate? can't we abbreviate? can't you abbreviate? can't they abbreviate?	can't I be abbreviating? can't you be abbreviating? can't he be abbreviating? can't we be abbreviating? can't you be abbreviating? can't they be abbreviating?
Perfect	V-ing perfect
can't I have abbreviated? can't you have abbreviated? can't he have abbreviated? can't we have abbreviated? can't you have abbreviated? can't they have abbreviated?	can't I have been abbreviating? can't you have been abbreviating? can't he have been abbreviating? can't we have been abbreviating? can't you have been abbreviating? can't they have been abbreviating?