English verb conjugation COULD COLLECT

Regular verb: collect - collected - collected

Affirmation

Simple form

I could collect
you could collect
he could collect
we could collect
you could collect
they could collect

V-ing form

I could be collecting
you could be collecting
he could be collecting
we could be collecting
you could be collecting
they could be collecting

Perfect

I could have collected
you could have collected
he could have collected
we could have collected
you could have collected
they could have collected

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I collect?
could you collect?
could he collect?
could we collect?
could you collect?
could they collect?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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