I can blat you can blat he can blat we can blat you can blat they can blat
V-ing form
I can be blating you can be blating he can be blating we can be blating you can be blating they can be blating
Perfect
I can have blated you can have blated he can have blated we can have blated you can have blated they can have blated
V-ing perfect
I can have been blating you can have been blating he can have been blating we can have been blating you can have been blating they can have been blating
Negation
Simple form
I can't blat you can't blat he can't blat we can't blat you can't blat they can't blat
V-ing form
I can't be blating you can't be blating he can't be blating we can't be blating you can't be blating they can't be blating
Perfect
I can't have blated you can't have blated he can't have blated we can't have blated you can't have blated they can't have blated
V-ing perfect
I can't have been blating you can't have been blating he can't have been blating we can't have been blating you can't have been blating they can't have been blating
Interrogative form
Simple form
can I blat? can you blat? can he blat? can we blat? can you blat? can they blat?
V-ing form
can I be blating? can you be blating? can he be blating? can we be blating? can you be blating? can they be blating?
Perfect
can I have blated? can you have blated? can he have blated? can we have blated? can you have blated? can they have blated?
V-ing perfect
can I have been blating? can you have been blating? can he have been blating? can we have been blating? can you have been blating? can they have been blating?
Interro-negative form
Simple form
can't I blat? can't you blat? can't he blat? can't we blat? can't you blat? can't they blat?
V-ing form
can't I be blating? can't you be blating? can't he be blating? can't we be blating? can't you be blating? can't they be blating?
Perfect
can't I have blated? can't you have blated? can't he have blated? can't we have blated? can't you have blated? can't they have blated?
V-ing perfect
can't I have been blating? can't you have been blating? can't he have been blating? can't we have been blating? can't you have been blating? can't they have been blating?