Menu cactus2000.de DE FR
Verbs Written numbers Vocabulary quiz Travel vocabulary (Folder with vocabulary for travelling) Game with written English numbers
English French German Italian Latin Portuguese Romanian Spanish Dutch
Unit converters Car number plates Time of sunset Bicycle tours Small travel vocabulary (pdf) Quiz of coasts and rivers Geography quiz Quiz of countries Quiz of rivers and towns Quiz of flags, arms, and coins Quiz of towns and countries Animal quiz Brain training Find the difference Math trainer Puzzle





English conjugation tables

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z , Overview

Search for infinitive (min. 3 letters):

to strengthen [tr, intr]

to strengthen, strengthened, strengthened
– strengthens, strengthening –





ACTIVE Intro AFFIR­MATION
CONTRAC­TION ANSWER
Top - Indicative - Conditional - Subjunctive - Imperative - Bottom
indicative presentindicative past tense
I strengthenI strengthened
you strengthenyou strengthened
he/she/it strengthenshe/she/it strengthened
we strengthenwe strengthened
you strengthenyou strengthened
they strengthenthey strengthened
indicative present continuousindicative past tense continuous
I'm strengtheningI was strengthening
you're strengtheningyou were strengthening
he/she/it's strengtheninghe/she/it was strengthening
we're strengtheningwe were strengthening
you're strengtheningyou were strengthening
they're strengtheningthey were strengthening
indicative present perfectindicatif past perfect
I've strengthenedI'd strengthened
you've strengthenedyou'd strengthened
he/she/it's strengthenedhe/she/it'd strengthened
we've strengthenedwe'd strengthened
you've strengthenedyou'd strengthened
they've strengthenedthey'd strengthened
indicative present perfect cont.indicative past perfect cont.
I've been strengtheningI'd been strengthening
you've been strengtheningyou'd been strengthening
he/she/it's been strengtheninghe/she/it'd been strengthening
we've been strengtheningwe'd been strengthening
you've been strengtheningyou'd been strengthening
they've been strengtheningthey'd been strengthening
indicative futureindicative future perfect
I'll strengthenI'll have strengthened
you'll strengthenyou'll have strengthened
he/she/it'll strengthenhe/she/it'll have strengthened
we'll strengthenwe'll have strengthened
you'll strengthenyou'll have strengthened
they'll strengthenthey'll have strengthened
indicative future continuousindicative future perfect cont.
I'll be strengtheningI'll have been strengthening
you'll be strengtheningyou'll have been strengthening
he/she/it'll be strengtheninghe/she/it'll have been strengthening
we'll be strengtheningwe'll have been strengthening
you'll be strengtheningyou'll have been strengthening
they'll be strengtheningthey'll have been strengthening
Top - Indicative - Conditional - Subjunctive - Imperative - Bottom
conditional presentconditional perfect
I'd strengthenI'd have strengthened
you'd strengthenyou'd have strengthened
he'd/she'd/it would strengthenhe'd/she'd/it would have strengthened
we'd strengthenwe'd have strengthened
you'd strengthenyou'd have strengthened
they'd strengthenthey'd have strengthened
conditional present cont.conditional perfect cont.
I'd be strengtheningI'd have been strengthening
you'd be strengtheningyou'd have been strengthening
he'd/she'd/it would be strengtheninghe'd/she'd/it would have been strengthening
we'd be strengtheningwe'd have been strengthening
you'd be strengtheningyou'd have been strengthening
they'd be strengtheningthey'd have been strengthening
Top - Indicative - Conditional - Subjunctive - Imperative - Bottom
subjunctive presentsubjunctive past tense
that I strengthenthat I strengthened
that you strengthenthat you strengthened
that he/she/it strengthenthat he/she/it strengthened
that we strengthenthat we strengthened
that you strengthenthat you strengthened
that they strengthenthat they strengthened
subjunctive present continuous class="tima1">subjunctive past tense continuous
that I be strengtheningthat I were strengthening
that you be strengtheningthat you were strengthening
that he/she/it be strengtheningthat he/she/it were strengthening
that we be strengtheningthat we were strengthening
that you be strengtheningthat you were strengthening
that they be strengtheningthat they were strengthening
subjunctive futuresubjunctive future continuous
that I were to strengthenthat I were to be strengthening
that you were to strengthenthat you were to be strengthening
that he/she/it were to strengthenthat he/she/it were to be strengthening
that we were to strengthenthat we were to be strengthening
that you were to strengthenthat you were to be strengthening
that they were to strengthenthat they were to be strengthening
Top - Indicative - Conditional - Subjunctive - Imperative - Bottom
imperative presentimperative past
let me strengthenlet me have strengthened
strengthenhave strengthened
let him/her/it strengthenlet him/her/it have strengthened
let's strengthenlet's have strengthened
strengthenhave strengthened
let them strengthenlet them have strengthened
infinitiveparticiple
to strengthenstrengthening
to have strengthenedstrengthened

A quick overview of the irregular English verbs you get in the table.


If you have questions, suggestions or if you have found a mistake, please send us an email.

There is no warranty for the data. Cactus2000 is not responsible for damage of any kind caused by wrong results.


About | Data protection | Donate
Bernd Krüger, 2023
Cactus2000