English verb conjugation COULD MANUFACTURE

Regular verb: manufacture - manufactured - manufactured

Affirmation

Simple form

I could manufacture
you could manufacture
he could manufacture
we could manufacture
you could manufacture
they could manufacture

V-ing form

I could be manufacturing
you could be manufacturing
he could be manufacturing
we could be manufacturing
you could be manufacturing
they could be manufacturing

Perfect

I could have manufactured
you could have manufactured
he could have manufactured
we could have manufactured
you could have manufactured
they could have manufactured

V-ing perfect

I could have been manufacturing
you could have been manufacturing
he could have been manufacturing
we could have been manufacturing
you could have been manufacturing
they could have been manufacturing

Negation

Simple form

I couldn't manufacture
you couldn't manufacture
he couldn't manufacture
we couldn't manufacture
you couldn't manufacture
they couldn't manufacture

V-ing form

I couldn't be manufacturing
you couldn't be manufacturing
he couldn't be manufacturing
we couldn't be manufacturing
you couldn't be manufacturing
they couldn't be manufacturing

Perfect

I couldn't have manufactured
you couldn't have manufactured
he couldn't have manufactured
we couldn't have manufactured
you couldn't have manufactured
they couldn't have manufactured

V-ing perfect

I couldn't have been manufacturing
you couldn't have been manufacturing
he couldn't have been manufacturing
we couldn't have been manufacturing
you couldn't have been manufacturing
they couldn't have been manufacturing

Interrogative form

Simple form

could I manufacture?
could you manufacture?
could he manufacture?
could we manufacture?
could you manufacture?
could they manufacture?

V-ing form

could I be manufacturing?
could you be manufacturing?
could he be manufacturing?
could we be manufacturing?
could you be manufacturing?
could they be manufacturing?

Perfect

could I have manufactured?
could you have manufactured?
could he have manufactured?
could we have manufactured?
could you have manufactured?
could they have manufactured?

V-ing perfect

could I have been manufacturing?
could you have been manufacturing?
could he have been manufacturing?
could we have been manufacturing?
could you have been manufacturing?
could they have been manufacturing?

Interro-negative form

Simple form

couldn't I manufacture?
couldn't you manufacture?
couldn't he manufacture?
couldn't we manufacture?
couldn't you manufacture?
couldn't they manufacture?

V-ing form

couldn't I be manufacturing?
couldn't you be manufacturing?
couldn't he be manufacturing?
couldn't we be manufacturing?
couldn't you be manufacturing?
couldn't they be manufacturing?

Perfect

couldn't I have manufactured?
couldn't you have manufactured?
couldn't he have manufactured?
couldn't we have manufactured?
couldn't you have manufactured?
couldn't they have manufactured?

V-ing perfect

couldn't I have been manufacturing?
couldn't you have been manufacturing?
couldn't he have been manufacturing?
couldn't we have been manufacturing?
couldn't you have been manufacturing?
couldn't they have been manufacturing?

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