I could beatify you could beatify he could beatify we could beatify you could beatify they could beatify
V-ing form
I could be beatifying you could be beatifying he could be beatifying we could be beatifying you could be beatifying they could be beatifying
Perfect
I could have beatified you could have beatified he could have beatified we could have beatified you could have beatified they could have beatified
V-ing perfect
I could have been beatifying you could have been beatifying he could have been beatifying we could have been beatifying you could have been beatifying they could have been beatifying
Negation
Simple form
I couldn't beatify you couldn't beatify he couldn't beatify we couldn't beatify you couldn't beatify they couldn't beatify
V-ing form
I couldn't be beatifying you couldn't be beatifying he couldn't be beatifying we couldn't be beatifying you couldn't be beatifying they couldn't be beatifying
Perfect
I couldn't have beatified you couldn't have beatified he couldn't have beatified we couldn't have beatified you couldn't have beatified they couldn't have beatified
V-ing perfect
I couldn't have been beatifying you couldn't have been beatifying he couldn't have been beatifying we couldn't have been beatifying you couldn't have been beatifying they couldn't have been beatifying
Interrogative form
Simple form
could I beatify? could you beatify? could he beatify? could we beatify? could you beatify? could they beatify?
V-ing form
could I be beatifying? could you be beatifying? could he be beatifying? could we be beatifying? could you be beatifying? could they be beatifying?
Perfect
could I have beatified? could you have beatified? could he have beatified? could we have beatified? could you have beatified? could they have beatified?
V-ing perfect
could I have been beatifying? could you have been beatifying? could he have been beatifying? could we have been beatifying? could you have been beatifying? could they have been beatifying?
Interro-negative form
Simple form
couldn't I beatify? couldn't you beatify? couldn't he beatify? couldn't we beatify? couldn't you beatify? couldn't they beatify?
V-ing form
couldn't I be beatifying? couldn't you be beatifying? couldn't he be beatifying? couldn't we be beatifying? couldn't you be beatifying? couldn't they be beatifying?
Perfect
couldn't I have beatified? couldn't you have beatified? couldn't he have beatified? couldn't we have beatified? couldn't you have beatified? couldn't they have beatified?
V-ing perfect
couldn't I have been beatifying? couldn't you have been beatifying? couldn't he have been beatifying? couldn't we have been beatifying? couldn't you have been beatifying? couldn't they have been beatifying?