I could realign you could realign he could realign we could realign you could realign they could realign
V-ing form
I could be realigning you could be realigning he could be realigning we could be realigning you could be realigning they could be realigning
Perfect
I could have realigned you could have realigned he could have realigned we could have realigned you could have realigned they could have realigned
V-ing perfect
I could have been realigning you could have been realigning he could have been realigning we could have been realigning you could have been realigning they could have been realigning
Negation
Simple form
I could not realign you could not realign he could not realign we could not realign you could not realign they could not realign
V-ing form
I could not be realigning you could not be realigning he could not be realigning we could not be realigning you could not be realigning they could not be realigning
Perfect
I could not have realigned you could not have realigned he could not have realigned we could not have realigned you could not have realigned they could not have realigned
V-ing perfect
I could not have been realigning you could not have been realigning he could not have been realigning we could not have been realigning you could not have been realigning they could not have been realigning
Interrogative form
Simple form
could I realign? could you realign? could he realign? could we realign? could you realign? could they realign?
V-ing form
could I be realigning? could you be realigning? could he be realigning? could we be realigning? could you be realigning? could they be realigning?
Perfect
could I have realigned? could you have realigned? could he have realigned? could we have realigned? could you have realigned? could they have realigned?
V-ing perfect
could I have been realigning? could you have been realigning? could he have been realigning? could we have been realigning? could you have been realigning? could they have been realigning?
Interro-negative form
Simple form
could I not realign? could you not realign? could he not realign? could we not realign? could you not realign? could they not realign?
V-ing form
could I not be realigning? could you not be realigning? could he not be realigning? could we not be realigning? could you not be realigning? could they not be realigning?
Perfect
could I not have realigned? could you not have realigned? could he not have realigned? could we not have realigned? could you not have realigned? could they not have realigned?
V-ing perfect
could I not have been realigning? could you not have been realigning? could he not have been realigning? could we not have been realigning? could you not have been realigning? could they not have been realigning?