English verb conjugation COULD WELD

Regular verb: weld - welded - welded

Affirmation

Simple form

I could weld
you could weld
he could weld
we could weld
you could weld
they could weld

V-ing form

I could be welding
you could be welding
he could be welding
we could be welding
you could be welding
they could be welding

Perfect

I could have welded
you could have welded
he could have welded
we could have welded
you could have welded
they could have welded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I weld?
could you weld?
could he weld?
could we weld?
could you weld?
could they weld?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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