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