I can culminate you can culminate he can culminate we can culminate you can culminate they can culminate
V-ing form
I can be culminating you can be culminating he can be culminating we can be culminating you can be culminating they can be culminating
Perfect
I can have culminated you can have culminated he can have culminated we can have culminated you can have culminated they can have culminated
V-ing perfect
I can have been culminating you can have been culminating he can have been culminating we can have been culminating you can have been culminating they can have been culminating
Negation
Simple form
I can't culminate you can't culminate he can't culminate we can't culminate you can't culminate they can't culminate
V-ing form
I can't be culminating you can't be culminating he can't be culminating we can't be culminating you can't be culminating they can't be culminating
Perfect
I can't have culminated you can't have culminated he can't have culminated we can't have culminated you can't have culminated they can't have culminated
V-ing perfect
I can't have been culminating you can't have been culminating he can't have been culminating we can't have been culminating you can't have been culminating they can't have been culminating
Interrogative form
Simple form
can I culminate? can you culminate? can he culminate? can we culminate? can you culminate? can they culminate?
V-ing form
can I be culminating? can you be culminating? can he be culminating? can we be culminating? can you be culminating? can they be culminating?
Perfect
can I have culminated? can you have culminated? can he have culminated? can we have culminated? can you have culminated? can they have culminated?
V-ing perfect
can I have been culminating? can you have been culminating? can he have been culminating? can we have been culminating? can you have been culminating? can they have been culminating?
Interro-negative form
Simple form
can't I culminate? can't you culminate? can't he culminate? can't we culminate? can't you culminate? can't they culminate?
V-ing form
can't I be culminating? can't you be culminating? can't he be culminating? can't we be culminating? can't you be culminating? can't they be culminating?
Perfect
can't I have culminated? can't you have culminated? can't he have culminated? can't we have culminated? can't you have culminated? can't they have culminated?
V-ing perfect
can't I have been culminating? can't you have been culminating? can't he have been culminating? can't we have been culminating? can't you have been culminating? can't they have been culminating?