Conjugaison du verbe anglais TO CONCERN

I concern
you concern
she concerns
we concern
you concern
they concern

I'm concerning
you're concerning
she's concerning
we're concerning
you're concerning
they're concerning

I concerned
you concerned
she concerned
we concerned
you concerned
they concerned

I was concerning
you were concerning
she was concerning
we were concerning
you were concerning
they were concerning

I've concerned
you've concerned
she's concerned
we've concerned
you've concerned
they've concerned

I've been concerning
you've been concerning
she's been concerning
we've been concerning
you've been concerning
they've been concerning

I'd concerned
you'd concerned
she'd concerned
we'd concerned
you'd concerned
they'd concerned

I'd been concerning
you'd been concerning
she'd been concerning
we'd been concerning
you'd been concerning
they'd been concerning

I'll concern
you'll concern
she'll concern
we'll concern
you'll concern
they'll concern

I'll be concerning
you'll be concerning
she'll be concerning
we'll be concerning
you'll be concerning
they'll be concerning

I'll have concerned
you'll have concerned
she'll have concerned
we'll have concerned
you'll have concerned
they'll have concerned

I'll have been concerning
you'll have been concerning
she'll have been concerning
we'll have been concerning
you'll have been concerning
they'll have been concerning

I'd concern
you'd concern
she'd concern
we'd concern
you'd concern
they'd concern

I'd be concerning
you'd be concerning
she'd be concerning
we'd be concerning
you'd be concerning
they'd be concerning

I'd have concerned
you'd have concerned
she'd have concerned
we'd have concerned
you'd have concerned
they'd have concerned

I'd have been concerning
you'd have been concerning
she'd have been concerning
we'd have been concerning
you'd have been concerning
they'd have been concerning

concern
Let's concern
concern

to concern