English verb conjugation
COULD MOAN

Regular verb: moan - moaned - moaned

Affirmation

Simple form	V-ing form
I could moan you could moan he could moan we could moan you could moan they could moan	I could be moaning you could be moaning he could be moaning we could be moaning you could be moaning they could be moaning
Perfect	V-ing perfect
I could have moaned you could have moaned he could have moaned we could have moaned you could have moaned they could have moaned	I could have been moaning you could have been moaning he could have been moaning we could have been moaning you could have been moaning they could have been moaning

Negation

Simple form	V-ing form
I couldn't moan you couldn't moan he couldn't moan we couldn't moan you couldn't moan they couldn't moan	I couldn't be moaning you couldn't be moaning he couldn't be moaning we couldn't be moaning you couldn't be moaning they couldn't be moaning
Perfect	V-ing perfect
I couldn't have moaned you couldn't have moaned he couldn't have moaned we couldn't have moaned you couldn't have moaned they couldn't have moaned	I couldn't have been moaning you couldn't have been moaning he couldn't have been moaning we couldn't have been moaning you couldn't have been moaning they couldn't have been moaning

Interrogative form

Simple form	V-ing form
could I moan? could you moan? could he moan? could we moan? could you moan? could they moan?	could I be moaning? could you be moaning? could he be moaning? could we be moaning? could you be moaning? could they be moaning?
Perfect	V-ing perfect
could I have moaned? could you have moaned? could he have moaned? could we have moaned? could you have moaned? could they have moaned?	could I have been moaning? could you have been moaning? could he have been moaning? could we have been moaning? could you have been moaning? could they have been moaning?

Interro-negative form

Simple form	V-ing form
couldn't I moan? couldn't you moan? couldn't he moan? couldn't we moan? couldn't you moan? couldn't they moan?	couldn't I be moaning? couldn't you be moaning? couldn't he be moaning? couldn't we be moaning? couldn't you be moaning? couldn't they be moaning?
Perfect	V-ing perfect
couldn't I have moaned? couldn't you have moaned? couldn't he have moaned? couldn't we have moaned? couldn't you have moaned? couldn't they have moaned?	couldn't I have been moaning? couldn't you have been moaning? couldn't he have been moaning? couldn't we have been moaning? couldn't you have been moaning? couldn't they have been moaning?