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