To Sign

Infinitive: to sign
Gerund: signing
Past participle: signed
Simple past: signed


Irregular forms
Auxilliary verb
Spelling change

Indicative

Present
I sign I sign
you sign you sign
he/she/it signs he/she/it signs
we sign we sign
they sign they sign
you sign you sign
I do not sign I don't sign
you do not sign you don't sign
he/she/it does not sign he/she/it doesn't sign
we do not sign we don't sign
they do not sign they don't sign
you do not sign you don't sign
Preterite
I signed I signed
you signed you signed
he/she/it signed he/she/it signed
we signed we signed
they signed they signed
you signed you signed
I did not sign I didn't sign
you did not sign you didn't sign
he/she/it did not sign he/she/it didn't sign
we did not sign we didn't sign
they did not sign they didn't sign
you did not sign you didn't sign
Future
I will sign I'll sign
you will sign you'll sign
he/she/it will sign he/she/it'll sign
we will sign we'll sign
they will sign they'll sign
you will sign you'll sign
I will not sign I won't sign
you will not sign you won't sign
he/she/it will not sign he/she/it won't sign
we will not sign we won't sign
they will not sign they won't sign
you will not sign you won't sign

Perfect

Present
I have signed I've signed
you have signed you've signed
he/she/it has signed he/she/it's signed
we have signed we've signed
they have signed they've signed
you have signed you've signed
I have not signed I haven't signed
you have not signed you haven't signed
he/she/it has not signed he/she/it hasn't signed
we have not signed we haven't signed
they have not signed they haven't signed
you have not signed you haven't signed
Past
I had signed I'd signed
you had signed you'd signed
he/she/it had signed he/she/it'd signed
we had signed we'd signed
they had signed they'd signed
you had signed you'd signed
I had not signed I hadn't signed
you had not signed you hadn't signed
he/she/it had not signed he/she/it hadn't signed
we had not signed we hadn't signed
they had not signed they hadn't signed
you had not signed you hadn't signed
Future
I will have signed I'll have signed
you will have signed you'll have signed
he/she/it will have signed he/she/it'll have signed
we will have signed we'll have signed
they will have signed they'll have signed
you will have signed you'll have signed
I will not have signed I won't have signed
you will not have signed you won't have signed
he/she/it will not have signed he/she/it won't have signed
we will not have signed we won't have signed
they will not have signed they won't have signed
you will not have signed you won't have signed

Continuous

Present
I am signing I'm signing
you are signing you're signing
he/she/it is signing he/she/it's signing
we are signing we're signing
they are signing they're signing
you are signing you're signing
I am not signing I'm not signing
you are not signing you aren't signing
he/she/it is not signing he/she/it isn't signing
we are not signing we aren't signing
they are not signing they aren't signing
you are not signing you aren't signing
Past
I was signing I was signing
you were signing you were signing
he/she/it was signing he/she/it was signing
we were signing we were signing
they were signing they were signing
you were signing you were signing
I was not signing I wasn't signing
you were not signing you weren't signing
he/she/it was not signing he/she/it wasn't signing
we were not signing we weren't signing
they were not signing they weren't signing
you were not signing you weren't signing
Future
I will be signing I'll be signing
you will be signing you'll be signing
he/she/it will be signing he/she/it'll be signing
we will be signing we'll be signing
they will be signing they'll be signing
you will be signing you'll be signing
I will not be signing I won't be signing
you will not be signing you won't be signing
he/she/it will not be signing he/she/it won't be signing
we will not be signing we won't be signing
they will not be signing they won't be signing
you will not be signing you won't be signing

Continuous Perfect

Present
I have been signing I've been signing
you have been signing you've been signing
he/she/it has been signing he/she/it's been signing
we have been signing we've been signing
they have been signing they've been signing
you have been signing you've been signing
I have not been signing I haven't been signing
you have not been signing you haven't been signing
he/she/it has not been signing he/she/it hasn't been signing
we have not been signing we haven't been signing
they have not been signing they haven't been signing
you have not been signing you haven't been signing
Past
I had been signing I'd been signing
you had been signing you'd been signing
he/she/it had been signing he/she/it'd been signing
we had been signing we'd been signing
they had been signing they'd been signing
you had been signing you'd been signing
I had not been signing I hadn't been signing
you had not been signing you hadn't been signing
he/she/it had not been signing he/she/it hadn't been signing
we had not been signing we hadn't been signing
they had not been signing they hadn't been signing
you had not been signing you hadn't been signing
Future
I will have been signing I'll have been signing
you will have been signing you'll have been signing
he/she/it will have been signing he/she/it'll have been signing
we will have been signing we'll have been signing
they will have been signing they'll have been signing
you will have been signing you'll have been signing
I will not have been signing I won't have been signing
you will not have been signing you won't have been signing
he/she/it will not have been signing he/she/it won't have been signing
we will not have been signing we won't have been signing
they will not have been signing they won't have been signing
you will not have been signing you won't have been signing

Conditional

Present
I would sign I would sign
you would sign you would sign
he/she/it would sign he/she/it would sign
we would sign we would sign
they would sign they would sign
you would sign you would sign
I would not sign I wouldn't sign
you would not sign you wouldn't sign
he/she/it would not sign he/she/it wouldn't sign
we would not sign we wouldn't sign
they would not sign they wouldn't sign
you would not sign you wouldn't sign
Perfect
I would have signed I would've signed
you would have signed you would've signed
he/she/it would have signed he/she/it would've signed
we would have signed we would've signed
they would have signed they would've signed
you would have signed you would've signed
I would not have signed I wouldn't have signed
you would not have signed you wouldn't have signed
he/she/it would not have signed he/she/it wouldn't have signed
we would not have signed we wouldn't have signed
they would not have signed they wouldn't have signed
you would not have signed you wouldn't have signed

Imperative

(you) sign (you) sign
(we) let's sign (we) let's sign
(you) sign (you) sign
(you) do not sign (you) don't sign
(we) let's not sign (we) let's not sign
(you) do not sign (you) don't sign

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