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