English verb conjugation COULD CRAWL

Regular verb: crawl - crawled - crawled

Affirmation

Simple form

I could crawl
you could crawl
he could crawl
we could crawl
you could crawl
they could crawl

V-ing form

I could be crawling
you could be crawling
he could be crawling
we could be crawling
you could be crawling
they could be crawling

Perfect

I could have crawled
you could have crawled
he could have crawled
we could have crawled
you could have crawled
they could have crawled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I crawl?
could you crawl?
could he crawl?
could we crawl?
could you crawl?
could they crawl?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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