English verb conjugation
COULD MAN

Regular verb: man - manned - manned

Affirmation

Simple form	V-ing form
I could man you could man she could man we could man you could man they could man	I could be manning you could be manning she could be manning we could be manning you could be manning they could be manning
Perfect	V-ing perfect
I could have manned you could have manned she could have manned we could have manned you could have manned they could have manned	I could have been manning you could have been manning she could have been manning we could have been manning you could have been manning they could have been manning

Negation

Simple form	V-ing form
I couldn't man you couldn't man she couldn't man we couldn't man you couldn't man they couldn't man	I couldn't be manning you couldn't be manning she couldn't be manning we couldn't be manning you couldn't be manning they couldn't be manning
Perfect	V-ing perfect
I couldn't have manned you couldn't have manned she couldn't have manned we couldn't have manned you couldn't have manned they couldn't have manned	I couldn't have been manning you couldn't have been manning she couldn't have been manning we couldn't have been manning you couldn't have been manning they couldn't have been manning

Interrogative form

Simple form	V-ing form
could I man? could you man? could she man? could we man? could you man? could they man?	could I be manning? could you be manning? could she be manning? could we be manning? could you be manning? could they be manning?
Perfect	V-ing perfect
could I have manned? could you have manned? could she have manned? could we have manned? could you have manned? could they have manned?	could I have been manning? could you have been manning? could she have been manning? could we have been manning? could you have been manning? could they have been manning?

Interro-negative form

Simple form	V-ing form
couldn't I man? couldn't you man? couldn't she man? couldn't we man? couldn't you man? couldn't they man?	couldn't I be manning? couldn't you be manning? couldn't she be manning? couldn't we be manning? couldn't you be manning? couldn't they be manning?
Perfect	V-ing perfect
couldn't I have manned? couldn't you have manned? couldn't she have manned? couldn't we have manned? couldn't you have manned? couldn't they have manned?	couldn't I have been manning? couldn't you have been manning? couldn't she have been manning? couldn't we have been manning? couldn't you have been manning? couldn't they have been manning?